20100762020

素因数分解:

$2^2\times 5^1\times {\mathrm{1229}}^1\times {\mathrm{817769}}^1$

素因数の和:819007

約数の個数: 24

約数和(自身を含む): 42245998200

約数和(自身を除く): 22145236180

約数列:

[1, 2, 4, 5, 10, 20, 1229, 2458, 4916, 6145, 12290, 24580, 817769, 1635538, 3271076, 4088845, 8177690, 16355380, 1005038101, 2010076202, 4020152404, 5025190505, 10050381010, 20100762020]

約数ペア:

[(1, 20100762020), (2, 10050381010), (4, 5025190505), (5, 4020152404), (10, 2010076202), (20, 1005038101), (1229, 16355380), (2458, 8177690), (4916, 4088845), (6145, 3271076), (12290, 1635538), (24580, 817769)]