20170017620

素因数分解:

$2^2\times 5^1\times {\mathrm{21191}}^1\times {\mathrm{47591}}^1$

素因数の和:68791

約数の個数: 24

約数和(自身を含む): 42359925888

約数和(自身を除く): 22189908268

約数列:

[1, 2, 4, 5, 10, 20, 21191, 42382, 47591, 84764, 95182, 105955, 190364, 211910, 237955, 423820, 475910, 951820, 1008500881, 2017001762, 4034003524, 5042504405, 10085008810, 20170017620]

約数ペア:

[(1, 20170017620), (2, 10085008810), (4, 5042504405), (5, 4034003524), (10, 2017001762), (20, 1008500881), (21191, 951820), (42382, 475910), (47591, 423820), (84764, 237955), (95182, 211910), (105955, 190364)]