Q: What is the sum of all factors of the number 640,342 excluding 640,342?
A: 323,954
The factors of the number 640,342 are: 1, 2, 353, 706, 907, 1814, 320171, 640342.
If you add them up, you will get the total of 640,665. Now subtract 640,342 to get 323,954