20266100

素因数分解:

$2^2\times 5^2\times {\mathrm{202661}}^1$

素因数の和:202675

約数の個数: 18

約数和(自身を含む): 43977654

約数和(自身を除く): 23711554

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 202661, 405322, 810644, 1013305, 2026610, 4053220, 5066525, 10133050, 20266100]

約数ペア:

[(1, 20266100), (2, 10133050), (4, 5066525), (5, 4053220), (10, 2026610), (20, 1013305), (25, 810644), (50, 405322), (100, 202661)]