11799620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{947}}^1$

素因数の和:1052

約数の個数: 48

約数和(自身を含む): 28667520

約数和(自身を除く): 16867900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 947, 1246, 1780, 1894, 2492, 3115, 3788, 4735, 6230, 6629, 9470, 12460, 13258, 18940, 26516, 33145, 66290, 84283, 132580, 168566, 337132, 421415, 589981, 842830, 1179962, 1685660, 2359924, 2949905, 5899810, 11799620]

約数ペア:

[(1, 11799620), (2, 5899810), (4, 2949905), (5, 2359924), (7, 1685660), (10, 1179962), (14, 842830), (20, 589981), (28, 421415), (35, 337132), (70, 168566), (89, 132580), (140, 84283), (178, 66290), (356, 33145), (445, 26516), (623, 18940), (890, 13258), (947, 12460), (1246, 9470), (1780, 6629), (1894, 6230), (2492, 4735), (3115, 3788)]