20470180

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{2851}}^1$

素因数の和:3219

約数の個数: 24

約数和(自身を含む): 43122240

約数和(自身を除く): 22652060

約数列:

[1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 2851, 3590, 5702, 7180, 11404, 14255, 28510, 57020, 1023509, 2047018, 4094036, 5117545, 10235090, 20470180]

約数ペア:

[(1, 20470180), (2, 10235090), (4, 5117545), (5, 4094036), (10, 2047018), (20, 1023509), (359, 57020), (718, 28510), (1436, 14255), (1795, 11404), (2851, 7180), (3590, 5702)]