164028620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1171633}}^1$

素因数の和:1171649

約数の個数: 24

約数和(自身を含む): 393669024

約数和(自身を除く): 229640404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1171633, 2343266, 4686532, 5858165, 8201431, 11716330, 16402862, 23432660, 32805724, 41007155, 82014310, 164028620]

約数ペア:

[(1, 164028620), (2, 82014310), (4, 41007155), (5, 32805724), (7, 23432660), (10, 16402862), (14, 11716330), (20, 8201431), (28, 5858165), (35, 4686532), (70, 2343266), (140, 1171633)]