84108680

素因数分解:

$2^3\times 5^1\times {\mathrm{2102717}}^1$

素因数の和:2102728

約数の個数: 16

約数和(自身を含む): 189244620

約数和(自身を除く): 105135940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2102717, 4205434, 8410868, 10513585, 16821736, 21027170, 42054340, 84108680]

約数ペア:

[(1, 84108680), (2, 42054340), (4, 21027170), (5, 16821736), (8, 10513585), (10, 8410868), (20, 4205434), (40, 2102717)]