Q: What is the sum of all factors of the number 668,078 excluding 668,078?
A: 386,842
The factors of the number 668,078 are: 1, 2, 19, 38, 17581, 35162, 334039, 668078.
If you add them up, you will get the total of 668,464. Now subtract 668,078 to get 386,842