2008743020

素因数分解:

$2^2\times 5^1\times {\mathrm{1871}}^1\times {\mathrm{53681}}^1$

素因数の和:55561

約数の個数: 24

約数和(自身を含む): 4220693568

約数和(自身を除く): 2211950548

約数列:

[1, 2, 4, 5, 10, 20, 1871, 3742, 7484, 9355, 18710, 37420, 53681, 107362, 214724, 268405, 536810, 1073620, 100437151, 200874302, 401748604, 502185755, 1004371510, 2008743020]

約数ペア:

[(1, 2008743020), (2, 1004371510), (4, 502185755), (5, 401748604), (10, 200874302), (20, 100437151), (1871, 1073620), (3742, 536810), (7484, 268405), (9355, 214724), (18710, 107362), (37420, 53681)]