8184040

素因数分解:

$2^3\times 5^1\times {\mathrm{204601}}^1$

素因数の和:204612

約数の個数: 16

約数和(自身を含む): 18414180

約数和(自身を除く): 10230140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 204601, 409202, 818404, 1023005, 1636808, 2046010, 4092020, 8184040]

約数ペア:

[(1, 8184040), (2, 4092020), (4, 2046010), (5, 1636808), (8, 1023005), (10, 818404), (20, 409202), (40, 204601)]