Q: What is the sum of all factors of the number 513,680 excluding 513,680?
A: 680,812
The factors of the number 513,680 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 6421, 12842, 25684, 32105, 51368, 64210, 102736, 128420, 256840, 513680.
If you add them up, you will get the total of 514,360. Now subtract 513,680 to get 680,812