28711920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{119633}}^1$

素因数の和:119649

約数の個数: 40

約数和(自身を含む): 89007696

約数和(自身を除く): 60295776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 119633, 239266, 358899, 478532, 598165, 717798, 957064, 1196330, 1435596, 1794495, 1914128, 2392660, 2871192, 3588990, 4785320, 5742384, 7177980, 9570640, 14355960, 28711920]

約数ペア:

[(1, 28711920), (2, 14355960), (3, 9570640), (4, 7177980), (5, 5742384), (6, 4785320), (8, 3588990), (10, 2871192), (12, 2392660), (15, 1914128), (16, 1794495), (20, 1435596), (24, 1196330), (30, 957064), (40, 717798), (48, 598165), (60, 478532), (80, 358899), (120, 239266), (240, 119633)]