Q: What is the sum of all factors of the number 639,994 excluding 639,994?
A: 333,734
The factors of the number 639,994 are: 1, 2, 71, 142, 4507, 9014, 319997, 639994.
If you add them up, you will get the total of 640,327. Now subtract 639,994 to get 333,734