Q: What is the sum of all factors of the number 210,224,440 excluding 210,224,440?

A: 263,555,720

Why is 263,555,720 the sum of all factors of 210,224,440, excluding 210,224,440?

The factors of the number 210,224,440 are: 1, 2, 4, 5, 8, 10, 20, 40, 661, 1322, 2644, 3305, 5288, 6610, 7951, 13220, 15902, 26440, 31804, 39755, 63608, 79510, 159020, 318040, 5255611, 10511222, 21022444, 26278055, 42044888, 52556110, 105112220, 210224440.

If you add them up, you will get the total of 210,224,703. Now subtract 210,224,440 to get 263,555,720