2023004225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{18911}}^1$

素因数の和:19321

約数の個数: 24

約数和(自身を含む): 2743752960

約数和(自身を除く): 720748735

約数列:

[1, 5, 11, 25, 55, 275, 389, 1945, 4279, 9725, 18911, 21395, 94555, 106975, 208021, 472775, 1040105, 5200525, 7356379, 36781895, 80920169, 183909475, 404600845, 2023004225]

約数ペア:

[(1, 2023004225), (5, 404600845), (11, 183909475), (25, 80920169), (55, 36781895), (275, 7356379), (389, 5200525), (1945, 1040105), (4279, 472775), (9725, 208021), (18911, 106975), (21395, 94555)]