Q: What is the sum of all factors of the number 248,620 excluding 248,620?
A: 291,668
The factors of the number 248,620 are: 1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 401, 620, 802, 1604, 2005, 4010, 8020, 12431, 24862, 49724, 62155, 124310, 248620.
If you add them up, you will get the total of 248,911. Now subtract 248,620 to get 291,668