12949160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{449}}^1$

素因数の和:570

約数の個数: 64

約数和(自身を含む): 33696000

約数和(自身を除く): 20746840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 103, 140, 206, 280, 412, 449, 515, 721, 824, 898, 1030, 1442, 1796, 2060, 2245, 2884, 3143, 3592, 3605, 4120, 4490, 5768, 6286, 7210, 8980, 12572, 14420, 15715, 17960, 25144, 28840, 31430, 46247, 62860, 92494, 125720, 184988, 231235, 323729, 369976, 462470, 647458, 924940, 1294916, 1618645, 1849880, 2589832, 3237290, 6474580, 12949160]

約数ペア:

[(1, 12949160), (2, 6474580), (4, 3237290), (5, 2589832), (7, 1849880), (8, 1618645), (10, 1294916), (14, 924940), (20, 647458), (28, 462470), (35, 369976), (40, 323729), (56, 231235), (70, 184988), (103, 125720), (140, 92494), (206, 62860), (280, 46247), (412, 31430), (449, 28840), (515, 25144), (721, 17960), (824, 15715), (898, 14420), (1030, 12572), (1442, 8980), (1796, 7210), (2060, 6286), (2245, 5768), (2884, 4490), (3143, 4120), (3592, 3605)]