26493820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2687}}^1$

素因数の和:2742

約数の個数: 48

約数和(自身を含む): 60963840

約数和(自身を除く): 34470020

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1972, 2465, 2687, 4930, 5374, 9860, 10748, 13435, 26870, 45679, 53740, 77923, 91358, 155846, 182716, 228395, 311692, 389615, 456790, 779230, 913580, 1324691, 1558460, 2649382, 5298764, 6623455, 13246910, 26493820]

約数ペア:

[(1, 26493820), (2, 13246910), (4, 6623455), (5, 5298764), (10, 2649382), (17, 1558460), (20, 1324691), (29, 913580), (34, 779230), (58, 456790), (68, 389615), (85, 311692), (116, 228395), (145, 182716), (170, 155846), (290, 91358), (340, 77923), (493, 53740), (580, 45679), (986, 26870), (1972, 13435), (2465, 10748), (2687, 9860), (4930, 5374)]