18242360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:360

約数の個数: 64

約数和(自身を含む): 43999200

約数和(自身を除く): 25756840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 139, 170, 193, 278, 340, 386, 556, 680, 695, 772, 965, 1112, 1390, 1544, 1930, 2363, 2780, 3281, 3860, 4726, 5560, 6562, 7720, 9452, 11815, 13124, 16405, 18904, 23630, 26248, 26827, 32810, 47260, 53654, 65620, 94520, 107308, 131240, 134135, 214616, 268270, 456059, 536540, 912118, 1073080, 1824236, 2280295, 3648472, 4560590, 9121180, 18242360]

約数ペア:

[(1, 18242360), (2, 9121180), (4, 4560590), (5, 3648472), (8, 2280295), (10, 1824236), (17, 1073080), (20, 912118), (34, 536540), (40, 456059), (68, 268270), (85, 214616), (136, 134135), (139, 131240), (170, 107308), (193, 94520), (278, 65620), (340, 53654), (386, 47260), (556, 32810), (680, 26827), (695, 26248), (772, 23630), (965, 18904), (1112, 16405), (1390, 13124), (1544, 11815), (1930, 9452), (2363, 7720), (2780, 6562), (3281, 5560), (3860, 4726)]