Q: What is the sum of all factors of the number 15,431,250 excluding 15,431,250?

A: 23,191,278

Why is 23,191,278 the sum of all factors of 15,431,250, excluding 15,431,250?

The factors of the number 15,431,250 are: 1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 150, 250, 375, 625, 750, 823, 1250, 1646, 1875, 2469, 3125, 3750, 4115, 4938, 6250, 8230, 9375, 12345, 18750, 20575, 24690, 41150, 61725, 102875, 123450, 205750, 308625, 514375, 617250, 1028750, 1543125, 2571875, 3086250, 5143750, 7715625, 15431250.

If you add them up, you will get the total of 15,431,273. Now subtract 15,431,250 to get 23,191,278