12889030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{881}}^1$

素因数の和:925

約数の個数: 64

約数和(自身を含む): 30481920

約数和(自身を除く): 17592890

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 55, 70, 77, 95, 110, 133, 154, 190, 209, 266, 385, 418, 665, 770, 881, 1045, 1330, 1463, 1762, 2090, 2926, 4405, 6167, 7315, 8810, 9691, 12334, 14630, 16739, 19382, 30835, 33478, 48455, 61670, 67837, 83695, 96910, 117173, 135674, 167390, 184129, 234346, 339185, 368258, 585865, 678370, 920645, 1171730, 1288903, 1841290, 2577806, 6444515, 12889030]

約数ペア:

[(1, 12889030), (2, 6444515), (5, 2577806), (7, 1841290), (10, 1288903), (11, 1171730), (14, 920645), (19, 678370), (22, 585865), (35, 368258), (38, 339185), (55, 234346), (70, 184129), (77, 167390), (95, 135674), (110, 117173), (133, 96910), (154, 83695), (190, 67837), (209, 61670), (266, 48455), (385, 33478), (418, 30835), (665, 19382), (770, 16739), (881, 14630), (1045, 12334), (1330, 9691), (1463, 8810), (1762, 7315), (2090, 6167), (2926, 4405)]