202142440

素因数分解:

$2^3\times 5^1\times {\mathrm{5053561}}^1$

素因数の和:5053572

約数の個数: 16

約数和(自身を含む): 454820580

約数和(自身を除く): 252678140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5053561, 10107122, 20214244, 25267805, 40428488, 50535610, 101071220, 202142440]

約数ペア:

[(1, 202142440), (2, 101071220), (4, 50535610), (5, 40428488), (8, 25267805), (10, 20214244), (20, 10107122), (40, 5053561)]