Q: What is the sum of all factors of the number 665,312,420 excluding 665,312,420?
A: 731,843,704
The factors of the number 665,312,420 are: 1, 2, 4, 5, 10, 20, 33265621, 66531242, 133062484, 166328105, 332656210, 665312420.
If you add them up, you will get the total of 665,313,151. Now subtract 665,312,420 to get 731,843,704