26872220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{32771}}^1$

素因数の和:32821

約数の個数: 24

約数和(自身を含む): 57809808

約数和(自身を除く): 30937588

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 32771, 65542, 131084, 163855, 327710, 655420, 1343611, 2687222, 5374444, 6718055, 13436110, 26872220]

約数ペア:

[(1, 26872220), (2, 13436110), (4, 6718055), (5, 5374444), (10, 2687222), (20, 1343611), (41, 655420), (82, 327710), (164, 163855), (205, 131084), (410, 65542), (820, 32771)]