28120610

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{57389}}^1$

素因数の和:57410

約数の個数: 24

約数和(自身を含む): 58882140

約数和(自身を除く): 30761530

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 57389, 114778, 286945, 401723, 573890, 803446, 2008615, 2812061, 4017230, 5624122, 14060305, 28120610]

約数ペア:

[(1, 28120610), (2, 14060305), (5, 5624122), (7, 4017230), (10, 2812061), (14, 2008615), (35, 803446), (49, 573890), (70, 401723), (98, 286945), (245, 114778), (490, 57389)]