42111280

素因数分解:

$2^4\times 5^1\times {\mathrm{526391}}^1$

素因数の和:526404

約数の個数: 20

約数和(自身を含む): 97908912

約数和(自身を除く): 55797632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 526391, 1052782, 2105564, 2631955, 4211128, 5263910, 8422256, 10527820, 21055640, 42111280]

約数ペア:

[(1, 42111280), (2, 21055640), (4, 10527820), (5, 8422256), (8, 5263910), (10, 4211128), (16, 2631955), (20, 2105564), (40, 1052782), (80, 526391)]