3949240

素因数分解:

$2^3\times 5^1\times {\mathrm{98731}}^1$

素因数の和:98742

約数の個数: 16

約数和(自身を含む): 8885880

約数和(自身を除く): 4936640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 98731, 197462, 394924, 493655, 789848, 987310, 1974620, 3949240]

約数ペア:

[(1, 3949240), (2, 1974620), (4, 987310), (5, 789848), (8, 493655), (10, 394924), (20, 197462), (40, 98731)]