28982020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{467}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 63685440

約数和(自身を除く): 34703420

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 107, 116, 145, 214, 290, 428, 467, 535, 580, 934, 1070, 1868, 2140, 2335, 3103, 4670, 6206, 9340, 12412, 13543, 15515, 27086, 31030, 49969, 54172, 62060, 67715, 99938, 135430, 199876, 249845, 270860, 499690, 999380, 1449101, 2898202, 5796404, 7245505, 14491010, 28982020]

約数ペア:

[(1, 28982020), (2, 14491010), (4, 7245505), (5, 5796404), (10, 2898202), (20, 1449101), (29, 999380), (58, 499690), (107, 270860), (116, 249845), (145, 199876), (214, 135430), (290, 99938), (428, 67715), (467, 62060), (535, 54172), (580, 49969), (934, 31030), (1070, 27086), (1868, 15515), (2140, 13543), (2335, 12412), (3103, 9340), (4670, 6206)]