11877220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 26692848

約数和(自身を除く): 14815628

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 181, 193, 340, 362, 386, 724, 772, 905, 965, 1810, 1930, 3077, 3281, 3620, 3860, 6154, 6562, 12308, 13124, 15385, 16405, 30770, 32810, 34933, 61540, 65620, 69866, 139732, 174665, 349330, 593861, 698660, 1187722, 2375444, 2969305, 5938610, 11877220]

約数ペア:

[(1, 11877220), (2, 5938610), (4, 2969305), (5, 2375444), (10, 1187722), (17, 698660), (20, 593861), (34, 349330), (68, 174665), (85, 139732), (170, 69866), (181, 65620), (193, 61540), (340, 34933), (362, 32810), (386, 30770), (724, 16405), (772, 15385), (905, 13124), (965, 12308), (1810, 6562), (1930, 6154), (3077, 3860), (3281, 3620)]