Q: What is the sum of all factors of the number 15,860 excluding 15,860?
A: 20,596
The factors of the number 15,860 are: 1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3965, 7930, 15860.
If you add them up, you will get the total of 15,880. Now subtract 15,860 to get 20,596