2019998660

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2463413}}^1$

素因数の和:2463463

約数の個数: 24

約数和(自身を含む): 4345462296

約数和(自身を除く): 2325463636

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 2463413, 4926826, 9853652, 12317065, 24634130, 49268260, 100999933, 201999866, 403999732, 504999665, 1009999330, 2019998660]

約数ペア:

[(1, 2019998660), (2, 1009999330), (4, 504999665), (5, 403999732), (10, 201999866), (20, 100999933), (41, 49268260), (82, 24634130), (164, 12317065), (205, 9853652), (410, 4926826), (820, 2463413)]