66815180

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{14717}}^1$

素因数の和:14953

約数の個数: 24

約数和(自身を含む): 140939568

約数和(自身を除く): 74124388

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4540, 14717, 29434, 58868, 73585, 147170, 294340, 3340759, 6681518, 13363036, 16703795, 33407590, 66815180]

約数ペア:

[(1, 66815180), (2, 33407590), (4, 16703795), (5, 13363036), (10, 6681518), (20, 3340759), (227, 294340), (454, 147170), (908, 73585), (1135, 58868), (2270, 29434), (4540, 14717)]