9725740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{263}}^1$

素因数の和:358

約数の個数: 36

約数和(自身を含む): 20989584

約数和(自身を除く): 11263844

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 263, 430, 526, 860, 1052, 1315, 1849, 2630, 3698, 5260, 7396, 9245, 11309, 18490, 22618, 36980, 45236, 56545, 113090, 226180, 486287, 972574, 1945148, 2431435, 4862870, 9725740]

約数ペア:

[(1, 9725740), (2, 4862870), (4, 2431435), (5, 1945148), (10, 972574), (20, 486287), (43, 226180), (86, 113090), (172, 56545), (215, 45236), (263, 36980), (430, 22618), (526, 18490), (860, 11309), (1052, 9245), (1315, 7396), (1849, 5260), (2630, 3698)]