Q: What is the sum of all factors of the number 646,120 excluding 646,120?
A: 860,480
The factors of the number 646,120 are: 1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 557, 580, 1114, 1160, 2228, 2785, 4456, 5570, 11140, 16153, 22280, 32306, 64612, 80765, 129224, 161530, 323060, 646120.
If you add them up, you will get the total of 646,980. Now subtract 646,120 to get 860,480