13205560

素因数分解:

$2^3\times 5^1\times {\mathrm{330139}}^1$

素因数の和:330150

約数の個数: 16

約数和(自身を含む): 29712600

約数和(自身を除く): 16507040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 330139, 660278, 1320556, 1650695, 2641112, 3301390, 6602780, 13205560]

約数ペア:

[(1, 13205560), (2, 6602780), (4, 3301390), (5, 2641112), (8, 1650695), (10, 1320556), (20, 660278), (40, 330139)]