211314620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{960521}}^1$

素因数の和:960541

約数の個数: 24

約数和(自身を含む): 484103088

約数和(自身を除く): 272788468

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 960521, 1921042, 3842084, 4802605, 9605210, 10565731, 19210420, 21131462, 42262924, 52828655, 105657310, 211314620]

約数ペア:

[(1, 211314620), (2, 105657310), (4, 52828655), (5, 42262924), (10, 21131462), (11, 19210420), (20, 10565731), (22, 9605210), (44, 4802605), (55, 3842084), (110, 1921042), (220, 960521)]