201997880300

素因数分解:

$2^2\times 5^2\times {\mathrm{2019978803}}^1$

素因数の和:2019978817

約数の個数: 18

約数和(自身を含む): 438335400468

約数和(自身を除く): 236337520168

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2019978803, 4039957606, 8079915212, 10099894015, 20199788030, 40399576060, 50499470075, 100998940150, 201997880300]

約数ペア:

[(1, 201997880300), (2, 100998940150), (4, 50499470075), (5, 40399576060), (10, 20199788030), (20, 10099894015), (25, 8079915212), (50, 4039957606), (100, 2019978803)]