Write a program to input a number and check whether it is Amicable Pair Number or not?(220,284|| sum of factors of 220 is equal to 284 and sum of factors of 284 is equal to 220 then it is amicable pair Number)

81)  Write a program to input a number and check whether it is Amicable Pair Number or not?(220,284|| sum of factors of 220 is equal to 284 and sum of factors of 284 is equal to 220 then it is amicable pair Number) 

import java.util.*;

public class Amicable_pair_num

{

    public static void main(String args[ ])

   {

           Scanner sc = new Scanner (System.in);

           System.out.println("Enter two numbers");

           int a = sc.nextInt();

           int b = sc.nextInt();

           int m = 0;

           int n = 0;

           for(int i = 1;i<a;i++)

           {

               if(a%i==0)

               {

                   m=m+i;

               }

           }

           for(int i = 1;i<b;i++)

           {

               if(b%i==0)

               {

                   n=n+i;

               }

           }

           if(m==b&&n==a)

           {

               System.out.println("Entered number are AMICABLE PAIR Number ");

           }

           else

           {

               System.out.println("Entered number are not AMICABLE PAIR Number ");

           }

    }

} 

Output :

amicable-pair-number

 Write a program to input a number and Swap the first and last digit of this number?(2784===4782)