Q: What is the sum of all factors of the number 138,890 excluding 138,890?
A: 146,230
The factors of the number 138,890 are: 1, 2, 5, 10, 17, 19, 34, 38, 43, 85, 86, 95, 170, 190, 215, 323, 430, 646, 731, 817, 1462, 1615, 1634, 3230, 3655, 4085, 7310, 8170, 13889, 27778, 69445, 138890.
If you add them up, you will get the total of 139,036. Now subtract 138,890 to get 146,230