2818060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{20129}}^1$

素因数の和:20145

約数の個数: 24

約数和(自身を含む): 6763680

約数和(自身を除く): 3945620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 20129, 40258, 80516, 100645, 140903, 201290, 281806, 402580, 563612, 704515, 1409030, 2818060]

約数ペア:

[(1, 2818060), (2, 1409030), (4, 704515), (5, 563612), (7, 402580), (10, 281806), (14, 201290), (20, 140903), (28, 100645), (35, 80516), (70, 40258), (140, 20129)]