139631740

素因数分解:

$2^2\times 5^1\times {\mathrm{937}}^1\times {\mathrm{7451}}^1$

素因数の和:8397

約数の個数: 24

約数和(自身を含む): 293578992

約数和(自身を除く): 153947252

約数列:

[1, 2, 4, 5, 10, 20, 937, 1874, 3748, 4685, 7451, 9370, 14902, 18740, 29804, 37255, 74510, 149020, 6981587, 13963174, 27926348, 34907935, 69815870, 139631740]

約数ペア:

[(1, 139631740), (2, 69815870), (4, 34907935), (5, 27926348), (10, 13963174), (20, 6981587), (937, 149020), (1874, 74510), (3748, 37255), (4685, 29804), (7451, 18740), (9370, 14902)]