27436880

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1777}}^1$

素因数の和:1983

約数の個数: 40

約数和(自身を含む): 64157352

約数和(自身を除く): 36720472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1544, 1777, 1930, 3088, 3554, 3860, 7108, 7720, 8885, 14216, 15440, 17770, 28432, 35540, 71080, 142160, 342961, 685922, 1371844, 1714805, 2743688, 3429610, 5487376, 6859220, 13718440, 27436880]

約数ペア:

[(1, 27436880), (2, 13718440), (4, 6859220), (5, 5487376), (8, 3429610), (10, 2743688), (16, 1714805), (20, 1371844), (40, 685922), (80, 342961), (193, 142160), (386, 71080), (772, 35540), (965, 28432), (1544, 17770), (1777, 15440), (1930, 14216), (3088, 8885), (3554, 7720), (3860, 7108)]