17961569480

素因数分解:

$2^3\times 5^1\times {\mathrm{3557}}^1\times {\mathrm{126241}}^1$

素因数の和:129809

約数の個数: 32

約数和(自身を含む): 40425213240

約数和(自身を除く): 22463643760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3557, 7114, 14228, 17785, 28456, 35570, 71140, 126241, 142280, 252482, 504964, 631205, 1009928, 1262410, 2524820, 5049640, 449039237, 898078474, 1796156948, 2245196185, 3592313896, 4490392370, 8980784740, 17961569480]

約数ペア:

[(1, 17961569480), (2, 8980784740), (4, 4490392370), (5, 3592313896), (8, 2245196185), (10, 1796156948), (20, 898078474), (40, 449039237), (3557, 5049640), (7114, 2524820), (14228, 1262410), (17785, 1009928), (28456, 631205), (35570, 504964), (71140, 252482), (126241, 142280)]