38764820

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{5399}}^1$

素因数の和:5767

約数の個数: 24

約数和(自身を含む): 81648000

約数和(自身を除く): 42883180

約数列:

[1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 3590, 5399, 7180, 10798, 21596, 26995, 53990, 107980, 1938241, 3876482, 7752964, 9691205, 19382410, 38764820]

約数ペア:

[(1, 38764820), (2, 19382410), (4, 9691205), (5, 7752964), (10, 3876482), (20, 1938241), (359, 107980), (718, 53990), (1436, 26995), (1795, 21596), (3590, 10798), (5399, 7180)]