620408060

素因数分解:

$2^2\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{28433}}^1$

素因数の和:29533

約数の個数: 24

約数和(自身を含む): 1304096976

約数和(自身を除く): 683688916

約数列:

[1, 2, 4, 5, 10, 20, 1091, 2182, 4364, 5455, 10910, 21820, 28433, 56866, 113732, 142165, 284330, 568660, 31020403, 62040806, 124081612, 155102015, 310204030, 620408060]

約数ペア:

[(1, 620408060), (2, 310204030), (4, 155102015), (5, 124081612), (10, 62040806), (20, 31020403), (1091, 568660), (2182, 284330), (4364, 142165), (5455, 113732), (10910, 56866), (21820, 28433)]