2020110305

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{51991}}^1$

素因数の和:52424

約数の個数: 16

約数和(自身を含む): 2558006400

約数和(自身を除く): 537896095

約数列:

[1, 5, 19, 95, 409, 2045, 7771, 38855, 51991, 259955, 987829, 4939145, 21264319, 106321595, 404022061, 2020110305]

約数ペア:

[(1, 2020110305), (5, 404022061), (19, 106321595), (95, 21264319), (409, 4939145), (2045, 987829), (7771, 259955), (38855, 51991)]