51551180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{135661}}^1$

素因数の和:135689

約数の個数: 24

約数和(自身を含む): 113956080

約数和(自身を除く): 62404900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 135661, 271322, 542644, 678305, 1356610, 2577559, 2713220, 5155118, 10310236, 12887795, 25775590, 51551180]

約数ペア:

[(1, 51551180), (2, 25775590), (4, 12887795), (5, 10310236), (10, 5155118), (19, 2713220), (20, 2577559), (38, 1356610), (76, 678305), (95, 542644), (190, 271322), (380, 135661)]