2016112180

素因数分解:

$2^2\times 5^1\times {\mathrm{100805609}}^1$

素因数の和:100805618

約数の個数: 12

約数和(自身を含む): 4233835620

約数和(自身を除く): 2217723440

約数列:

[1, 2, 4, 5, 10, 20, 100805609, 201611218, 403222436, 504028045, 1008056090, 2016112180]

約数ペア:

[(1, 2016112180), (2, 1008056090), (4, 504028045), (5, 403222436), (10, 201611218), (20, 100805609)]