12306440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^2$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 28925100

約数和(自身を除く): 16618660

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 103, 116, 145, 206, 232, 290, 412, 515, 580, 824, 1030, 1160, 2060, 2987, 4120, 5974, 10609, 11948, 14935, 21218, 23896, 29870, 42436, 53045, 59740, 84872, 106090, 119480, 212180, 307661, 424360, 615322, 1230644, 1538305, 2461288, 3076610, 6153220, 12306440]

約数ペア:

[(1, 12306440), (2, 6153220), (4, 3076610), (5, 2461288), (8, 1538305), (10, 1230644), (20, 615322), (29, 424360), (40, 307661), (58, 212180), (103, 119480), (116, 106090), (145, 84872), (206, 59740), (232, 53045), (290, 42436), (412, 29870), (515, 23896), (580, 21218), (824, 14935), (1030, 11948), (1160, 10609), (2060, 5974), (2987, 4120)]