85946620

素因数分解:

$2^2\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{4259}}^1$

素因数の和:5277

約数の個数: 24

約数和(自身を含む): 180709200

約数和(自身を除く): 94762580

約数列:

[1, 2, 4, 5, 10, 20, 1009, 2018, 4036, 4259, 5045, 8518, 10090, 17036, 20180, 21295, 42590, 85180, 4297331, 8594662, 17189324, 21486655, 42973310, 85946620]

約数ペア:

[(1, 85946620), (2, 42973310), (4, 21486655), (5, 17189324), (10, 8594662), (20, 4297331), (1009, 85180), (2018, 42590), (4036, 21295), (4259, 20180), (5045, 17036), (8518, 10090)]