61393780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{438527}}^1$

素因数の和:438543

約数の個数: 24

約数和(自身を含む): 147345408

約数和(自身を除く): 85951628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 438527, 877054, 1754108, 2192635, 3069689, 4385270, 6139378, 8770540, 12278756, 15348445, 30696890, 61393780]

約数ペア:

[(1, 61393780), (2, 30696890), (4, 15348445), (5, 12278756), (7, 8770540), (10, 6139378), (14, 4385270), (20, 3069689), (28, 2192635), (35, 1754108), (70, 877054), (140, 438527)]