139037740

素因数分解:

$2^2\times 5^1\times {\mathrm{859}}^1\times {\mathrm{8093}}^1$

素因数の和:8961

約数の個数: 24

約数和(自身を含む): 292355280

約数和(自身を除く): 153317540

約数列:

[1, 2, 4, 5, 10, 20, 859, 1718, 3436, 4295, 8093, 8590, 16186, 17180, 32372, 40465, 80930, 161860, 6951887, 13903774, 27807548, 34759435, 69518870, 139037740]

約数ペア:

[(1, 139037740), (2, 69518870), (4, 34759435), (5, 27807548), (10, 13903774), (20, 6951887), (859, 161860), (1718, 80930), (3436, 40465), (4295, 32372), (8093, 17180), (8590, 16186)]