39439240

素因数分解:

$2^3\times 5^1\times {\mathrm{985981}}^1$

素因数の和:985992

約数の個数: 16

約数和(自身を含む): 88738380

約数和(自身を除く): 49299140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 985981, 1971962, 3943924, 4929905, 7887848, 9859810, 19719620, 39439240]

約数ペア:

[(1, 39439240), (2, 19719620), (4, 9859810), (5, 7887848), (8, 4929905), (10, 3943924), (20, 1971962), (40, 985981)]