Q: What is the sum of all factors of the number 345,390 excluding 345,390?
A: 514,290
The factors of the number 345,390 are: 1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 397, 435, 794, 870, 1191, 1985, 2382, 3970, 5955, 11513, 11910, 23026, 34539, 57565, 69078, 115130, 172695, 345390.
If you add them up, you will get the total of 345,904. Now subtract 345,390 to get 514,290