20955800

素因数分解:

$2^3\times 5^2\times {\mathrm{104779}}^1$

素因数の和:104795

約数の個数: 24

約数和(自身を含む): 48722700

約数和(自身を除く): 27766900

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 104779, 209558, 419116, 523895, 838232, 1047790, 2095580, 2619475, 4191160, 5238950, 10477900, 20955800]

約数ペア:

[(1, 20955800), (2, 10477900), (4, 5238950), (5, 4191160), (8, 2619475), (10, 2095580), (20, 1047790), (25, 838232), (40, 523895), (50, 419116), (100, 209558), (200, 104779)]