11987739240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{237287}}^1$

素因数の和:237722

約数の個数: 64

約数和(自身を含む): 36048792960

約数和(自身を除く): 24061053720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 421, 842, 1263, 1684, 2105, 2526, 3368, 4210, 5052, 6315, 8420, 10104, 12630, 16840, 25260, 50520, 237287, 474574, 711861, 949148, 1186435, 1423722, 1898296, 2372870, 2847444, 3559305, 4745740, 5694888, 7118610, 9491480, 14237220, 28474440, 99897827, 199795654, 299693481, 399591308, 499489135, 599386962, 799182616, 998978270, 1198773924, 1498467405, 1997956540, 2397547848, 2996934810, 3995913080, 5993869620, 11987739240]

約数ペア:

[(1, 11987739240), (2, 5993869620), (3, 3995913080), (4, 2996934810), (5, 2397547848), (6, 1997956540), (8, 1498467405), (10, 1198773924), (12, 998978270), (15, 799182616), (20, 599386962), (24, 499489135), (30, 399591308), (40, 299693481), (60, 199795654), (120, 99897827), (421, 28474440), (842, 14237220), (1263, 9491480), (1684, 7118610), (2105, 5694888), (2526, 4745740), (3368, 3559305), (4210, 2847444), (5052, 2372870), (6315, 1898296), (8420, 1423722), (10104, 1186435), (12630, 949148), (16840, 711861), (25260, 474574), (50520, 237287)]