12141640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:542

約数の個数: 64

約数和(自身を含む): 31599360

約数和(自身を除く): 19457720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 103, 140, 206, 280, 412, 421, 515, 721, 824, 842, 1030, 1442, 1684, 2060, 2105, 2884, 2947, 3368, 3605, 4120, 4210, 5768, 5894, 7210, 8420, 11788, 14420, 14735, 16840, 23576, 28840, 29470, 43363, 58940, 86726, 117880, 173452, 216815, 303541, 346904, 433630, 607082, 867260, 1214164, 1517705, 1734520, 2428328, 3035410, 6070820, 12141640]

約数ペア:

[(1, 12141640), (2, 6070820), (4, 3035410), (5, 2428328), (7, 1734520), (8, 1517705), (10, 1214164), (14, 867260), (20, 607082), (28, 433630), (35, 346904), (40, 303541), (56, 216815), (70, 173452), (103, 117880), (140, 86726), (206, 58940), (280, 43363), (412, 29470), (421, 28840), (515, 23576), (721, 16840), (824, 14735), (842, 14420), (1030, 11788), (1442, 8420), (1684, 7210), (2060, 5894), (2105, 5768), (2884, 4210), (2947, 4120), (3368, 3605)]