12591760

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1471}}^1$

素因数の和:1591

約数の個数: 40

約数和(自身を含む): 29569536

約数和(自身を除く): 16977776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1471, 1712, 2140, 2942, 4280, 5884, 7355, 8560, 11768, 14710, 23536, 29420, 58840, 117680, 157397, 314794, 629588, 786985, 1259176, 1573970, 2518352, 3147940, 6295880, 12591760]

約数ペア:

[(1, 12591760), (2, 6295880), (4, 3147940), (5, 2518352), (8, 1573970), (10, 1259176), (16, 786985), (20, 629588), (40, 314794), (80, 157397), (107, 117680), (214, 58840), (428, 29420), (535, 23536), (856, 14710), (1070, 11768), (1471, 8560), (1712, 7355), (2140, 5884), (2942, 4280)]