210005812580

素因数分解:

$2^2\times 5^1\times {\mathrm{13681}}^1\times {\mathrm{767509}}^1$

素因数の和:781199

約数の個数: 24

約数和(自身を含む): 441045016440

約数和(自身を除く): 231039203860

約数列:

[1, 2, 4, 5, 10, 20, 13681, 27362, 54724, 68405, 136810, 273620, 767509, 1535018, 3070036, 3837545, 7675090, 15350180, 10500290629, 21000581258, 42001162516, 52501453145, 105002906290, 210005812580]

約数ペア:

[(1, 210005812580), (2, 105002906290), (4, 52501453145), (5, 42001162516), (10, 21000581258), (20, 10500290629), (13681, 15350180), (27362, 7675090), (54724, 3837545), (68405, 3070036), (136810, 1535018), (273620, 767509)]