8168780

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1553}}^1$

素因数の和:1825

約数の個数: 24

約数和(自身を含む): 17230752

約数和(自身を除く): 9061972

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 1553, 2630, 3106, 5260, 6212, 7765, 15530, 31060, 408439, 816878, 1633756, 2042195, 4084390, 8168780]

約数ペア:

[(1, 8168780), (2, 4084390), (4, 2042195), (5, 1633756), (10, 816878), (20, 408439), (263, 31060), (526, 15530), (1052, 7765), (1315, 6212), (1553, 5260), (2630, 3106)]