157039240

素因数分解:

$2^3\times 5^1\times {\mathrm{3925981}}^1$

素因数の和:3925992

約数の個数: 16

約数和(自身を含む): 353338380

約数和(自身を除く): 196299140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3925981, 7851962, 15703924, 19629905, 31407848, 39259810, 78519620, 157039240]

約数ペア:

[(1, 157039240), (2, 78519620), (4, 39259810), (5, 31407848), (8, 19629905), (10, 15703924), (20, 7851962), (40, 3925981)]