1334440

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{457}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 3050280

約数和(自身を除く): 1715840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 457, 584, 730, 914, 1460, 1828, 2285, 2920, 3656, 4570, 9140, 18280, 33361, 66722, 133444, 166805, 266888, 333610, 667220, 1334440]

約数ペア:

[(1, 1334440), (2, 667220), (4, 333610), (5, 266888), (8, 166805), (10, 133444), (20, 66722), (40, 33361), (73, 18280), (146, 9140), (292, 4570), (365, 3656), (457, 2920), (584, 2285), (730, 1828), (914, 1460)]