Q: What is the sum of all factors of the number 25,551,340 excluding 25,551,340?

A: 31,686,932

Why is 31,686,932 the sum of all factors of 25,551,340, excluding 25,551,340?

The factors of the number 25,551,340 are: 1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 223, 337, 340, 446, 674, 892, 1115, 1348, 1685, 2230, 3370, 3791, 4460, 5729, 6740, 7582, 11458, 15164, 18955, 22916, 28645, 37910, 57290, 75151, 75820, 114580, 150302, 300604, 375755, 751510, 1277567, 1503020, 2555134, 5110268, 6387835, 12775670, 25551340.

If you add them up, you will get the total of 25,551,371. Now subtract 25,551,340 to get 31,686,932