201405260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1438609}}^1$

素因数の和:1438625

約数の個数: 24

約数和(自身を含む): 483372960

約数和(自身を除く): 281967700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1438609, 2877218, 5754436, 7193045, 10070263, 14386090, 20140526, 28772180, 40281052, 50351315, 100702630, 201405260]

約数ペア:

[(1, 201405260), (2, 100702630), (4, 50351315), (5, 40281052), (7, 28772180), (10, 20140526), (14, 14386090), (20, 10070263), (28, 7193045), (35, 5754436), (70, 2877218), (140, 1438609)]