156969080

素因数分解:

$2^3\times 5^1\times {\mathrm{3924227}}^1$

素因数の和:3924238

約数の個数: 16

約数和(自身を含む): 353180520

約数和(自身を除く): 196211440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3924227, 7848454, 15696908, 19621135, 31393816, 39242270, 78484540, 156969080]

約数ペア:

[(1, 156969080), (2, 78484540), (4, 39242270), (5, 31393816), (8, 19621135), (10, 15696908), (20, 7848454), (40, 3924227)]