200800300

素因数分解:

$2^2\times 5^2\times {\mathrm{2008003}}^1$

素因数の和:2008017

約数の個数: 18

約数和(自身を含む): 435736868

約数和(自身を除く): 234936568

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2008003, 4016006, 8032012, 10040015, 20080030, 40160060, 50200075, 100400150, 200800300]

約数ペア:

[(1, 200800300), (2, 100400150), (4, 50200075), (5, 40160060), (10, 20080030), (20, 10040015), (25, 8032012), (50, 4016006), (100, 2008003)]