20210800

素因数分解:

$2^4\times 5^2\times {\mathrm{50527}}^1$

素因数の和:50545

約数の個数: 30

約数和(自身を含む): 48557408

約数和(自身を除く): 28346608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 50527, 101054, 202108, 252635, 404216, 505270, 808432, 1010540, 1263175, 2021080, 2526350, 4042160, 5052700, 10105400, 20210800]

約数ペア:

[(1, 20210800), (2, 10105400), (4, 5052700), (5, 4042160), (8, 2526350), (10, 2021080), (16, 1263175), (20, 1010540), (25, 808432), (40, 505270), (50, 404216), (80, 252635), (100, 202108), (200, 101054), (400, 50527)]