Q: What is the sum of all factors of the number 678,200 excluding 678,200?
A: 899,080
The factors of the number 678,200 are: 1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 3391, 6782, 13564, 16955, 27128, 33910, 67820, 84775, 135640, 169550, 339100, 678200.
If you add them up, you will get the total of 679,099. Now subtract 678,200 to get 899,080