666260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4759}}^1$

素因数の和:4775

約数の個数: 24

約数和(自身を含む): 1599360

約数和(自身を除く): 933100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4759, 9518, 19036, 23795, 33313, 47590, 66626, 95180, 133252, 166565, 333130, 666260]

約数ペア:

[(1, 666260), (2, 333130), (4, 166565), (5, 133252), (7, 95180), (10, 66626), (14, 47590), (20, 33313), (28, 23795), (35, 19036), (70, 9518), (140, 4759)]