20807846740

素因数分解:

$2^2\times 5^1\times {\mathrm{2711}}^1\times {\mathrm{383767}}^1$

素因数の和:386487

約数の個数: 24

約数和(自身を含む): 43712710272

約数和(自身を除く): 22904863532

約数列:

[1, 2, 4, 5, 10, 20, 2711, 5422, 10844, 13555, 27110, 54220, 383767, 767534, 1535068, 1918835, 3837670, 7675340, 1040392337, 2080784674, 4161569348, 5201961685, 10403923370, 20807846740]

約数ペア:

[(1, 20807846740), (2, 10403923370), (4, 5201961685), (5, 4161569348), (10, 2080784674), (20, 1040392337), (2711, 7675340), (5422, 3837670), (10844, 1918835), (13555, 1535068), (27110, 767534), (54220, 383767)]