Q: What is the sum of all factors of the number 561,216,508 excluding 561,216,508?
A: 420,912,388
The factors of the number 561,216,508 are: 1, 2, 4, 140304127, 280608254, 561216508.
If you add them up, you will get the total of 561,216,928. Now subtract 561,216,508 to get 420,912,388