Q: What is the sum of all factors of the number 990,406 excluding 990,406?
A: 510,218
The factors of the number 990,406 are: 1, 2, 101, 202, 4903, 9806, 495203, 990406.
If you add them up, you will get the total of 990,916. Now subtract 990,406 to get 510,218