1397339740

素因数分解:

$2^2\times 5^1\times {\mathrm{709}}^1\times {\mathrm{98543}}^1$

素因数の和:99261

約数の個数: 24

約数和(自身を含む): 2938582080

約数和(自身を除く): 1541242340

約数列:

[1, 2, 4, 5, 10, 20, 709, 1418, 2836, 3545, 7090, 14180, 98543, 197086, 394172, 492715, 985430, 1970860, 69866987, 139733974, 279467948, 349334935, 698669870, 1397339740]

約数ペア:

[(1, 1397339740), (2, 698669870), (4, 349334935), (5, 279467948), (10, 139733974), (20, 69866987), (709, 1970860), (1418, 985430), (2836, 492715), (3545, 394172), (7090, 197086), (14180, 98543)]