Q: What is the sum of all factors of the number 630,280 excluding 630,280?
A: 991,160
The factors of the number 630,280 are: 1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2251, 4502, 9004, 11255, 15757, 18008, 22510, 31514, 45020, 63028, 78785, 90040, 126056, 157570, 315140, 630280.
If you add them up, you will get the total of 631,271. Now subtract 630,280 to get 991,160