71713220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{188719}}^1$

素因数の和:188747

約数の個数: 24

約数和(自身を含む): 158524800

約数和(自身を除く): 86811580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 188719, 377438, 754876, 943595, 1887190, 3585661, 3774380, 7171322, 14342644, 17928305, 35856610, 71713220]

約数ペア:

[(1, 71713220), (2, 35856610), (4, 17928305), (5, 14342644), (10, 7171322), (19, 3774380), (20, 3585661), (38, 1887190), (76, 943595), (95, 754876), (190, 377438), (380, 188719)]