30066820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{214763}}^1$

素因数の和:214779

約数の個数: 24

約数和(自身を含む): 72160704

約数和(自身を除く): 42093884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 214763, 429526, 859052, 1073815, 1503341, 2147630, 3006682, 4295260, 6013364, 7516705, 15033410, 30066820]

約数ペア:

[(1, 30066820), (2, 15033410), (4, 7516705), (5, 6013364), (7, 4295260), (10, 3006682), (14, 2147630), (20, 1503341), (28, 1073815), (35, 859052), (70, 429526), (140, 214763)]