20772620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{94421}}^1$

素因数の和:94441

約数の個数: 24

約数和(自身を含む): 47588688

約数和(自身を除く): 26816068

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 94421, 188842, 377684, 472105, 944210, 1038631, 1888420, 2077262, 4154524, 5193155, 10386310, 20772620]

約数ペア:

[(1, 20772620), (2, 10386310), (4, 5193155), (5, 4154524), (10, 2077262), (11, 1888420), (20, 1038631), (22, 944210), (44, 472105), (55, 377684), (110, 188842), (220, 94421)]