8539580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{337}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 20669376

約数和(自身を除く): 12129796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181, 337, 362, 674, 724, 905, 1267, 1348, 1685, 1810, 2359, 2534, 3370, 3620, 4718, 5068, 6335, 6740, 9436, 11795, 12670, 23590, 25340, 47180, 60997, 121994, 243988, 304985, 426979, 609970, 853958, 1219940, 1707916, 2134895, 4269790, 8539580]

約数ペア:

[(1, 8539580), (2, 4269790), (4, 2134895), (5, 1707916), (7, 1219940), (10, 853958), (14, 609970), (20, 426979), (28, 304985), (35, 243988), (70, 121994), (140, 60997), (181, 47180), (337, 25340), (362, 23590), (674, 12670), (724, 11795), (905, 9436), (1267, 6740), (1348, 6335), (1685, 5068), (1810, 4718), (2359, 3620), (2534, 3370)]