17447980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79309}}^1$

素因数の和:79329

約数の個数: 24

約数和(自身を含む): 39972240

約数和(自身を除く): 22524260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 79309, 158618, 317236, 396545, 793090, 872399, 1586180, 1744798, 3489596, 4361995, 8723990, 17447980]

約数ペア:

[(1, 17447980), (2, 8723990), (4, 4361995), (5, 3489596), (10, 1744798), (11, 1586180), (20, 872399), (22, 793090), (44, 396545), (55, 317236), (110, 158618), (220, 79309)]