8664740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1049}}^1$

素因数の和:1124

約数の個数: 48

約数和(自身を含む): 21168000

約数和(自身を除く): 12503260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 413, 590, 826, 1049, 1180, 1652, 2065, 2098, 4130, 4196, 5245, 7343, 8260, 10490, 14686, 20980, 29372, 36715, 61891, 73430, 123782, 146860, 247564, 309455, 433237, 618910, 866474, 1237820, 1732948, 2166185, 4332370, 8664740]

約数ペア:

[(1, 8664740), (2, 4332370), (4, 2166185), (5, 1732948), (7, 1237820), (10, 866474), (14, 618910), (20, 433237), (28, 309455), (35, 247564), (59, 146860), (70, 123782), (118, 73430), (140, 61891), (236, 36715), (295, 29372), (413, 20980), (590, 14686), (826, 10490), (1049, 8260), (1180, 7343), (1652, 5245), (2065, 4196), (2098, 4130)]