1275042920

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{165161}}^1$

素因数の和:165365

約数の個数: 32

約数和(自身を含む): 2883728520

約数和(自身を除く): 1608685600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 165161, 330322, 660644, 825805, 1321288, 1651610, 3303220, 6606440, 31876073, 63752146, 127504292, 159380365, 255008584, 318760730, 637521460, 1275042920]

約数ペア:

[(1, 1275042920), (2, 637521460), (4, 318760730), (5, 255008584), (8, 159380365), (10, 127504292), (20, 63752146), (40, 31876073), (193, 6606440), (386, 3303220), (772, 1651610), (965, 1321288), (1544, 825805), (1930, 660644), (3860, 330322), (7720, 165161)]