2904580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{20747}}^1$

素因数の和:20763

約数の個数: 24

約数和(自身を含む): 6971328

約数和(自身を除く): 4066748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 20747, 41494, 82988, 103735, 145229, 207470, 290458, 414940, 580916, 726145, 1452290, 2904580]

約数ペア:

[(1, 2904580), (2, 1452290), (4, 726145), (5, 580916), (7, 414940), (10, 290458), (14, 207470), (20, 145229), (28, 103735), (35, 82988), (70, 41494), (140, 20747)]