Q: What is the sum of all factors of the number 398,278 including 398,278?
A: 645,120
The factors of the number 398,278 are: 1, 2, 19, 38, 47, 94, 223, 446, 893, 1786, 4237, 8474, 10481, 20962, 199139, 398278.
If you add them up, you will get the total of 645,120.