20244220

素因数分解:

$2^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{1871}}^1$

素因数の和:2421

約数の個数: 24

約数和(自身を含む): 42614208

約数和(自身を除く): 22369988

約数列:

[1, 2, 4, 5, 10, 20, 541, 1082, 1871, 2164, 2705, 3742, 5410, 7484, 9355, 10820, 18710, 37420, 1012211, 2024422, 4048844, 5061055, 10122110, 20244220]

約数ペア:

[(1, 20244220), (2, 10122110), (4, 5061055), (5, 4048844), (10, 2024422), (20, 1012211), (541, 37420), (1082, 18710), (1871, 10820), (2164, 9355), (2705, 7484), (3742, 5410)]