11277980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{80557}}^1$

素因数の和:80573

約数の個数: 24

約数和(自身を含む): 27067488

約数和(自身を除く): 15789508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 80557, 161114, 322228, 402785, 563899, 805570, 1127798, 1611140, 2255596, 2819495, 5638990, 11277980]

約数ペア:

[(1, 11277980), (2, 5638990), (4, 2819495), (5, 2255596), (7, 1611140), (10, 1127798), (14, 805570), (20, 563899), (28, 402785), (35, 322228), (70, 161114), (140, 80557)]