38902960

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^2\times {\mathrm{263}}^1$

素因数の和:362

約数の個数: 60

約数和(自身を含む): 92953872

約数和(自身を除く): 54050912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 263, 344, 430, 526, 688, 860, 1052, 1315, 1720, 1849, 2104, 2630, 3440, 3698, 4208, 5260, 7396, 9245, 10520, 11309, 14792, 18490, 21040, 22618, 29584, 36980, 45236, 56545, 73960, 90472, 113090, 147920, 180944, 226180, 452360, 486287, 904720, 972574, 1945148, 2431435, 3890296, 4862870, 7780592, 9725740, 19451480, 38902960]

約数ペア:

[(1, 38902960), (2, 19451480), (4, 9725740), (5, 7780592), (8, 4862870), (10, 3890296), (16, 2431435), (20, 1945148), (40, 972574), (43, 904720), (80, 486287), (86, 452360), (172, 226180), (215, 180944), (263, 147920), (344, 113090), (430, 90472), (526, 73960), (688, 56545), (860, 45236), (1052, 36980), (1315, 29584), (1720, 22618), (1849, 21040), (2104, 18490), (2630, 14792), (3440, 11309), (3698, 10520), (4208, 9245), (5260, 7396)]