27838760

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{2267}}^1$

素因数の和:2585

約数の個数: 32

約数和(自身を含む): 62868960

約数和(自身を除く): 35030200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2267, 2456, 3070, 4534, 6140, 9068, 11335, 12280, 18136, 22670, 45340, 90680, 695969, 1391938, 2783876, 3479845, 5567752, 6959690, 13919380, 27838760]

約数ペア:

[(1, 27838760), (2, 13919380), (4, 6959690), (5, 5567752), (8, 3479845), (10, 2783876), (20, 1391938), (40, 695969), (307, 90680), (614, 45340), (1228, 22670), (1535, 18136), (2267, 12280), (2456, 11335), (3070, 9068), (4534, 6140)]