Q: What is the sum of all factors of the number 2,800,978 excluding 2,800,978?
A: 1,400,492
The factors of the number 2,800,978 are: 1, 2, 1400489, 2800978.
If you add them up, you will get the total of 2,800,979. Now subtract 2,800,978 to get 1,400,492