27420560

素因数分解:

$2^4\times 5^1\times {\mathrm{342757}}^1$

素因数の和:342770

約数の個数: 20

約数和(自身を含む): 63752988

約数和(自身を除く): 36332428

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 342757, 685514, 1371028, 1713785, 2742056, 3427570, 5484112, 6855140, 13710280, 27420560]

約数ペア:

[(1, 27420560), (2, 13710280), (4, 6855140), (5, 5484112), (8, 3427570), (10, 2742056), (16, 1713785), (20, 1371028), (40, 685514), (80, 342757)]