39988060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{285629}}^1$

素因数の和:285645

約数の個数: 24

約数和(自身を含む): 95971680

約数和(自身を除く): 55983620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 285629, 571258, 1142516, 1428145, 1999403, 2856290, 3998806, 5712580, 7997612, 9997015, 19994030, 39988060]

約数ペア:

[(1, 39988060), (2, 19994030), (4, 9997015), (5, 7997612), (7, 5712580), (10, 3998806), (14, 2856290), (20, 1999403), (28, 1428145), (35, 1142516), (70, 571258), (140, 285629)]