Q: What is the sum of all factors of the number 390,874 excluding 390,874?
A: 258,566
The factors of the number 390,874 are: 1, 2, 11, 22, 109, 163, 218, 326, 1199, 1793, 2398, 3586, 17767, 35534, 195437, 390874.
If you add them up, you will get the total of 391,132. Now subtract 390,874 to get 258,566