Q: What is the sum of all factors of the number 640,258 excluding 640,258?
A: 328,970
The factors of the number 640,258 are: 1, 2, 113, 226, 2833, 5666, 320129, 640258.
If you add them up, you will get the total of 640,586. Now subtract 640,258 to get 328,970