Q: What is the sum of all factors of the number 420,405,515 excluding 420,405,515?
A: 84,081,109
The factors of the number 420,405,515 are: 1, 5, 84081103, 420405515.
If you add them up, you will get the total of 420,405,599. Now subtract 420,405,515 to get 84,081,109