39387940

素因数分解:

$2^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{6959}}^1$

素因数の和:7251

約数の個数: 24

約数和(自身を含む): 83018880

約数和(自身を除く): 43630940

約数列:

[1, 2, 4, 5, 10, 20, 283, 566, 1132, 1415, 2830, 5660, 6959, 13918, 27836, 34795, 69590, 139180, 1969397, 3938794, 7877588, 9846985, 19693970, 39387940]

約数ペア:

[(1, 39387940), (2, 19693970), (4, 9846985), (5, 7877588), (10, 3938794), (20, 1969397), (283, 139180), (566, 69590), (1132, 34795), (1415, 27836), (2830, 13918), (5660, 6959)]