23868820

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{10949}}^1$

素因数の和:11067

約数の個数: 24

約数和(自身を含む): 50589000

約数和(自身を除く): 26720180

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 10949, 21898, 43796, 54745, 109490, 218980, 1193441, 2386882, 4773764, 5967205, 11934410, 23868820]

約数ペア:

[(1, 23868820), (2, 11934410), (4, 5967205), (5, 4773764), (10, 2386882), (20, 1193441), (109, 218980), (218, 109490), (436, 54745), (545, 43796), (1090, 21898), (2180, 10949)]