71328220

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{35311}}^1$

素因数の和:35421

約数の個数: 24

約数和(自身を含む): 151276608

約数和(自身を除く): 79948388

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 35311, 70622, 141244, 176555, 353110, 706220, 3566411, 7132822, 14265644, 17832055, 35664110, 71328220]

約数ペア:

[(1, 71328220), (2, 35664110), (4, 17832055), (5, 14265644), (10, 7132822), (20, 3566411), (101, 706220), (202, 353110), (404, 176555), (505, 141244), (1010, 70622), (2020, 35311)]