Q: What is the sum of all factors of the number 839,978 excluding 839,978?
A: 430,294
The factors of the number 839,978 are: 1, 2, 127, 254, 3307, 6614, 419989, 839978.
If you add them up, you will get the total of 840,408. Now subtract 839,978 to get 430,294