27274040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:312

約数の個数: 64

約数和(自身を含む): 63819360

約数和(自身を除く): 36545320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 101, 157, 172, 202, 215, 314, 344, 404, 430, 505, 628, 785, 808, 860, 1010, 1256, 1570, 1720, 2020, 3140, 4040, 4343, 6280, 6751, 8686, 13502, 15857, 17372, 21715, 27004, 31714, 33755, 34744, 43430, 54008, 63428, 67510, 79285, 86860, 126856, 135020, 158570, 173720, 270040, 317140, 634280, 681851, 1363702, 2727404, 3409255, 5454808, 6818510, 13637020, 27274040]

約数ペア:

[(1, 27274040), (2, 13637020), (4, 6818510), (5, 5454808), (8, 3409255), (10, 2727404), (20, 1363702), (40, 681851), (43, 634280), (86, 317140), (101, 270040), (157, 173720), (172, 158570), (202, 135020), (215, 126856), (314, 86860), (344, 79285), (404, 67510), (430, 63428), (505, 54008), (628, 43430), (785, 34744), (808, 33755), (860, 31714), (1010, 27004), (1256, 21715), (1570, 17372), (1720, 15857), (2020, 13502), (3140, 8686), (4040, 6751), (4343, 6280)]