2880456440

素因数分解:

$2^3\times 5^1\times {\mathrm{10651}}^1\times {\mathrm{6761}}^1$

素因数の和:17423

約数の個数: 32

約数和(自身を含む): 6482594160

約数和(自身を除く): 3602137720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6761, 10651, 13522, 21302, 27044, 33805, 42604, 53255, 54088, 67610, 85208, 106510, 135220, 213020, 270440, 426040, 72011411, 144022822, 288045644, 360057055, 576091288, 720114110, 1440228220, 2880456440]

約数ペア:

[(1, 2880456440), (2, 1440228220), (4, 720114110), (5, 576091288), (8, 360057055), (10, 288045644), (20, 144022822), (40, 72011411), (6761, 426040), (10651, 270440), (13522, 213020), (21302, 135220), (27044, 106510), (33805, 85208), (42604, 67610), (53255, 54088)]