1392080

素因数分解:

$2^4\times 5^1\times {\mathrm{17401}}^1$

素因数の和:17414

約数の個数: 20

約数和(自身を含む): 3236772

約数和(自身を除く): 1844692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 17401, 34802, 69604, 87005, 139208, 174010, 278416, 348020, 696040, 1392080]

約数ペア:

[(1, 1392080), (2, 696040), (4, 348020), (5, 278416), (8, 174010), (10, 139208), (16, 87005), (20, 69604), (40, 34802), (80, 17401)]