83360020

素因数分解:

$2^2\times 5^1\times {\mathrm{4168001}}^1$

素因数の和:4168010

約数の個数: 12

約数和(自身を含む): 175056084

約数和(自身を除く): 91696064

約数列:

[1, 2, 4, 5, 10, 20, 4168001, 8336002, 16672004, 20840005, 41680010, 83360020]

約数ペア:

[(1, 83360020), (2, 41680010), (4, 20840005), (5, 16672004), (10, 8336002), (20, 4168001)]