80184040

素因数分解:

$2^3\times 5^1\times {\mathrm{2004601}}^1$

素因数の和:2004612

約数の個数: 16

約数和(自身を含む): 180414180

約数和(自身を除く): 100230140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2004601, 4009202, 8018404, 10023005, 16036808, 20046010, 40092020, 80184040]

約数ペア:

[(1, 80184040), (2, 40092020), (4, 20046010), (5, 16036808), (8, 10023005), (10, 8018404), (20, 4009202), (40, 2004601)]