Q: What is the sum of all factors of the number 63,870 excluding 63,870?
A: 89,490
The factors of the number 63,870 are: 1, 2, 3, 5, 6, 10, 15, 30, 2129, 4258, 6387, 10645, 12774, 21290, 31935, 63870.
If you add them up, you will get the total of 63,959. Now subtract 63,870 to get 89,490