Q: What is the sum of all factors of the number 1,220,090 excluding 1,220,090?
A: 1,105,582
The factors of the number 1,220,090 are: 1, 2, 5, 10, 17, 34, 85, 170, 7177, 14354, 35885, 71770, 122009, 244018, 610045, 1220090.
If you add them up, you will get the total of 1,220,091. Now subtract 1,220,090 to get 1,105,582