207622460

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{146213}}^1$

素因数の和:146293

約数の個数: 24

約数和(自身を含む): 442151136

約数和(自身を除く): 234528676

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 146213, 292426, 584852, 731065, 1462130, 2924260, 10381123, 20762246, 41524492, 51905615, 103811230, 207622460]

約数ペア:

[(1, 207622460), (2, 103811230), (4, 51905615), (5, 41524492), (10, 20762246), (20, 10381123), (71, 2924260), (142, 1462130), (284, 731065), (355, 584852), (710, 292426), (1420, 146213)]