1993148980

素因数分解:

$2^2\times 5^1\times {\mathrm{2663}}^1\times {\mathrm{37423}}^1$

素因数の和:40095

約数の個数: 24

約数和(自身を含む): 4187296512

約数和(自身を除く): 2194147532

約数列:

[1, 2, 4, 5, 10, 20, 2663, 5326, 10652, 13315, 26630, 37423, 53260, 74846, 149692, 187115, 374230, 748460, 99657449, 199314898, 398629796, 498287245, 996574490, 1993148980]

約数ペア:

[(1, 1993148980), (2, 996574490), (4, 498287245), (5, 398629796), (10, 199314898), (20, 99657449), (2663, 748460), (5326, 374230), (10652, 187115), (13315, 149692), (26630, 74846), (37423, 53260)]