12732880

素因数分解:

$2^4\times 5^1\times {\mathrm{159161}}^1$

素因数の和:159174

約数の個数: 20

約数和(自身を含む): 29604132

約数和(自身を除く): 16871252

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 159161, 318322, 636644, 795805, 1273288, 1591610, 2546576, 3183220, 6366440, 12732880]

約数ペア:

[(1, 12732880), (2, 6366440), (4, 3183220), (5, 2546576), (8, 1591610), (10, 1273288), (16, 795805), (20, 636644), (40, 318322), (80, 159161)]