13002920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{46439}}^1$

素因数の和:46457

約数の個数: 32

約数和(自身を含む): 33436800

約数和(自身を除く): 20433880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 46439, 92878, 185756, 232195, 325073, 371512, 464390, 650146, 928780, 1300292, 1625365, 1857560, 2600584, 3250730, 6501460, 13002920]

約数ペア:

[(1, 13002920), (2, 6501460), (4, 3250730), (5, 2600584), (7, 1857560), (8, 1625365), (10, 1300292), (14, 928780), (20, 650146), (28, 464390), (35, 371512), (40, 325073), (56, 232195), (70, 185756), (140, 92878), (280, 46439)]