Q: What is the sum of all factors of the number 298,840 excluding 298,840?
A: 398,120
The factors of the number 298,840 are: 1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 241, 248, 310, 482, 620, 964, 1205, 1240, 1928, 2410, 4820, 7471, 9640, 14942, 29884, 37355, 59768, 74710, 149420, 298840.
If you add them up, you will get the total of 299,238. Now subtract 298,840 to get 398,120