201322960780

素因数分解:

$2^2\times 5^1\times {\mathrm{82571}}^1\times {\mathrm{121909}}^1$

素因数の和:204489

約数の個数: 24

約数和(自身を含む): 422786805840

約数和(自身を除く): 221463845060

約数列:

[1, 2, 4, 5, 10, 20, 82571, 121909, 165142, 243818, 330284, 412855, 487636, 609545, 825710, 1219090, 1651420, 2438180, 10066148039, 20132296078, 40264592156, 50330740195, 100661480390, 201322960780]

約数ペア:

[(1, 201322960780), (2, 100661480390), (4, 50330740195), (5, 40264592156), (10, 20132296078), (20, 10066148039), (82571, 2438180), (121909, 1651420), (165142, 1219090), (243818, 825710), (330284, 609545), (412855, 487636)]