56552380

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{31771}}^1$

素因数の和:31869

約数の個数: 24

約数和(自身を含む): 120098160

約数和(自身を除く): 63545780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 31771, 63542, 127084, 158855, 317710, 635420, 2827619, 5655238, 11310476, 14138095, 28276190, 56552380]

約数ペア:

[(1, 56552380), (2, 28276190), (4, 14138095), (5, 11310476), (10, 5655238), (20, 2827619), (89, 635420), (178, 317710), (356, 158855), (445, 127084), (890, 63542), (1780, 31771)]