2015600660

素因数分解:

$2^2\times 5^1\times {\mathrm{100780033}}^1$

素因数の和:100780042

約数の個数: 12

約数和(自身を含む): 4232761428

約数和(自身を除く): 2217160768

約数列:

[1, 2, 4, 5, 10, 20, 100780033, 201560066, 403120132, 503900165, 1007800330, 2015600660]

約数ペア:

[(1, 2015600660), (2, 1007800330), (4, 503900165), (5, 403120132), (10, 201560066), (20, 100780033)]