15578680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29959}}^1$

素因数の和:29983

約数の個数: 32

約数和(自身を含む): 37749600

約数和(自身を除く): 22170920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 29959, 59918, 119836, 149795, 239672, 299590, 389467, 599180, 778934, 1198360, 1557868, 1947335, 3115736, 3894670, 7789340, 15578680]

約数ペア:

[(1, 15578680), (2, 7789340), (4, 3894670), (5, 3115736), (8, 1947335), (10, 1557868), (13, 1198360), (20, 778934), (26, 599180), (40, 389467), (52, 299590), (65, 239672), (104, 149795), (130, 119836), (260, 59918), (520, 29959)]