660044

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2143}}^1$

素因数の和:2165

約数の個数: 24

約数和(自身を含む): 1440768

約数和(自身を除く): 780724

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 2143, 4286, 8572, 15001, 23573, 30002, 47146, 60004, 94292, 165011, 330022, 660044]

約数ペア:

[(1, 660044), (2, 330022), (4, 165011), (7, 94292), (11, 60004), (14, 47146), (22, 30002), (28, 23573), (44, 15001), (77, 8572), (154, 4286), (308, 2143)]