858902540

素因数分解:

$2^2\times 5^1\times {\mathrm{857}}^1\times {\mathrm{50111}}^1$

素因数の和:50977

約数の個数: 24

約数和(自身を含む): 1805836032

約数和(自身を除く): 946933492

約数列:

[1, 2, 4, 5, 10, 20, 857, 1714, 3428, 4285, 8570, 17140, 50111, 100222, 200444, 250555, 501110, 1002220, 42945127, 85890254, 171780508, 214725635, 429451270, 858902540]

約数ペア:

[(1, 858902540), (2, 429451270), (4, 214725635), (5, 171780508), (10, 85890254), (20, 42945127), (857, 1002220), (1714, 501110), (3428, 250555), (4285, 200444), (8570, 100222), (17140, 50111)]