2625580

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{71}}^1$

素因数の和:166

約数の個数: 36

約数和(自身を含む): 5724432

約数和(自身を除く): 3098852

約数列:

[1, 2, 4, 5, 10, 20, 43, 71, 86, 142, 172, 215, 284, 355, 430, 710, 860, 1420, 1849, 3053, 3698, 6106, 7396, 9245, 12212, 15265, 18490, 30530, 36980, 61060, 131279, 262558, 525116, 656395, 1312790, 2625580]

約数ペア:

[(1, 2625580), (2, 1312790), (4, 656395), (5, 525116), (10, 262558), (20, 131279), (43, 61060), (71, 36980), (86, 30530), (142, 18490), (172, 15265), (215, 12212), (284, 9245), (355, 7396), (430, 6106), (710, 3698), (860, 3053), (1420, 1849)]