381612920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{733871}}^1$

素因数の和:733895

約数の個数: 32

約数和(自身を含む): 924678720

約数和(自身を除く): 543065800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 733871, 1467742, 2935484, 3669355, 5870968, 7338710, 9540323, 14677420, 19080646, 29354840, 38161292, 47701615, 76322584, 95403230, 190806460, 381612920]

約数ペア:

[(1, 381612920), (2, 190806460), (4, 95403230), (5, 76322584), (8, 47701615), (10, 38161292), (13, 29354840), (20, 19080646), (26, 14677420), (40, 9540323), (52, 7338710), (65, 5870968), (104, 3669355), (130, 2935484), (260, 1467742), (520, 733871)]