3871490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{7901}}^1$

素因数の和:7922

約数の個数: 24

約数和(自身を含む): 8107452

約数和(自身を除く): 4235962

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 7901, 15802, 39505, 55307, 79010, 110614, 276535, 387149, 553070, 774298, 1935745, 3871490]

約数ペア:

[(1, 3871490), (2, 1935745), (5, 774298), (7, 553070), (10, 387149), (14, 276535), (35, 110614), (49, 79010), (70, 55307), (98, 39505), (245, 15802), (490, 7901)]