201797020

素因数分解:

$2^2\times 5^1\times {\mathrm{1873}}^1\times {\mathrm{5387}}^1$

素因数の和:7269

約数の個数: 24

約数和(自身を含む): 424078704

約数和(自身を除く): 222281684

約数列:

[1, 2, 4, 5, 10, 20, 1873, 3746, 5387, 7492, 9365, 10774, 18730, 21548, 26935, 37460, 53870, 107740, 10089851, 20179702, 40359404, 50449255, 100898510, 201797020]

約数ペア:

[(1, 201797020), (2, 100898510), (4, 50449255), (5, 40359404), (10, 20179702), (20, 10089851), (1873, 107740), (3746, 53870), (5387, 37460), (7492, 26935), (9365, 21548), (10774, 18730)]