Q: What is the sum of all factors of the number 990,800 excluding 990,800?
A: 1,390,558
The factors of the number 990,800 are: 1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 2477, 4954, 9908, 12385, 19816, 24770, 39632, 49540, 61925, 99080, 123850, 198160, 247700, 495400, 990800.
If you add them up, you will get the total of 990,801. Now subtract 990,800 to get 1,390,558