1091195480

素因数分解:

$2^3\times 5^1\times {\mathrm{27279887}}^1$

素因数の和:27279898

約数の個数: 16

約数和(自身を含む): 2455189920

約数和(自身を除く): 1363994440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 27279887, 54559774, 109119548, 136399435, 218239096, 272798870, 545597740, 1091195480]

約数ペア:

[(1, 1091195480), (2, 545597740), (4, 272798870), (5, 218239096), (8, 136399435), (10, 109119548), (20, 54559774), (40, 27279887)]