Q: What is the sum of all factors of the number 645,120,620 excluding 645,120,620?
A: 712,004,884
The factors of the number 645,120,620 are: 1, 2, 4, 5, 10, 20, 577, 1154, 2308, 2885, 5770, 11540, 55903, 111806, 223612, 279515, 559030, 1118060, 32256031, 64512062, 129024124, 161280155, 322560310, 645120620.
If you add them up, you will get the total of 645,121,332. Now subtract 645,120,620 to get 712,004,884