1780664

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{2161}}^1$

素因数の和:2270

約数の個数: 16

約数和(自身を含む): 3372720

約数和(自身を除く): 1592056

約数列:

[1, 2, 4, 8, 103, 206, 412, 824, 2161, 4322, 8644, 17288, 222583, 445166, 890332, 1780664]

約数ペア:

[(1, 1780664), (2, 890332), (4, 445166), (8, 222583), (103, 17288), (206, 8644), (412, 4322), (824, 2161)]