26537080

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{2161}}^1$

素因数の和:2479

約数の個数: 32

約数和(自身を含む): 59930640

約数和(自身を除く): 33393560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2161, 2456, 3070, 4322, 6140, 8644, 10805, 12280, 17288, 21610, 43220, 86440, 663427, 1326854, 2653708, 3317135, 5307416, 6634270, 13268540, 26537080]

約数ペア:

[(1, 26537080), (2, 13268540), (4, 6634270), (5, 5307416), (8, 3317135), (10, 2653708), (20, 1326854), (40, 663427), (307, 86440), (614, 43220), (1228, 21610), (1535, 17288), (2161, 12280), (2456, 10805), (3070, 8644), (4322, 6140)]