28518890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2287}}^1$

素因数の和:2366

約数の個数: 32

約数和(自身を含む): 54362880

約数和(自身を除く): 25843990

約数列:

[1, 2, 5, 10, 29, 43, 58, 86, 145, 215, 290, 430, 1247, 2287, 2494, 4574, 6235, 11435, 12470, 22870, 66323, 98341, 132646, 196682, 331615, 491705, 663230, 983410, 2851889, 5703778, 14259445, 28518890]

約数ペア:

[(1, 28518890), (2, 14259445), (5, 5703778), (10, 2851889), (29, 983410), (43, 663230), (58, 491705), (86, 331615), (145, 196682), (215, 132646), (290, 98341), (430, 66323), (1247, 22870), (2287, 12470), (2494, 11435), (4574, 6235)]