196355620

素因数分解:

$2^2\times 5^1\times {\mathrm{971}}^1\times {\mathrm{10111}}^1$

素因数の和:11091

約数の個数: 24

約数和(自身を含む): 412812288

約数和(自身を除く): 216456668

約数列:

[1, 2, 4, 5, 10, 20, 971, 1942, 3884, 4855, 9710, 10111, 19420, 20222, 40444, 50555, 101110, 202220, 9817781, 19635562, 39271124, 49088905, 98177810, 196355620]

約数ペア:

[(1, 196355620), (2, 98177810), (4, 49088905), (5, 39271124), (10, 19635562), (20, 9817781), (971, 202220), (1942, 101110), (3884, 50555), (4855, 40444), (9710, 20222), (10111, 19420)]