55082020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{13567}}^1$

素因数の和:13612

約数の個数: 48

約数和(自身を含む): 136765440

約数和(自身を除く): 81683420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 13567, 27134, 54268, 67835, 94969, 135670, 189938, 271340, 379876, 393443, 474845, 786886, 949690, 1573772, 1899380, 1967215, 2754101, 3934430, 5508202, 7868860, 11016404, 13770505, 27541010, 55082020]

約数ペア:

[(1, 55082020), (2, 27541010), (4, 13770505), (5, 11016404), (7, 7868860), (10, 5508202), (14, 3934430), (20, 2754101), (28, 1967215), (29, 1899380), (35, 1573772), (58, 949690), (70, 786886), (116, 474845), (140, 393443), (145, 379876), (203, 271340), (290, 189938), (406, 135670), (580, 94969), (812, 67835), (1015, 54268), (2030, 27134), (4060, 13567)]