168262180

素因数分解:

$2^2\times 5^1\times {\mathrm{8413109}}^1$

素因数の和:8413118

約数の個数: 12

約数和(自身を含む): 353350620

約数和(自身を除く): 185088440

約数列:

[1, 2, 4, 5, 10, 20, 8413109, 16826218, 33652436, 42065545, 84131090, 168262180]

約数ペア:

[(1, 168262180), (2, 84131090), (4, 42065545), (5, 33652436), (10, 16826218), (20, 8413109)]