1805740060

素因数分解:

$2^2\times 5^1\times {\mathrm{90287003}}^1$

素因数の和:90287012

約数の個数: 12

約数和(自身を含む): 3792054168

約数和(自身を除く): 1986314108

約数列:

[1, 2, 4, 5, 10, 20, 90287003, 180574006, 361148012, 451435015, 902870030, 1805740060]

約数ペア:

[(1, 1805740060), (2, 902870030), (4, 451435015), (5, 361148012), (10, 180574006), (20, 90287003)]