1140016

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{1657}}^1$

素因数の和:1708

約数の個数: 20

約数和(自身を含む): 2261512

約数和(自身を除く): 1121496

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 1657, 3314, 6628, 13256, 26512, 71251, 142502, 285004, 570008, 1140016]

約数ペア:

[(1, 1140016), (2, 570008), (4, 285004), (8, 142502), (16, 71251), (43, 26512), (86, 13256), (172, 6628), (344, 3314), (688, 1657)]