229628080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{260941}}^1$

素因数の和:260965

約数の個数: 40

約数和(自身を含む): 582422544

約数和(自身を除く): 352794464

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 260941, 521882, 1043764, 1304705, 2087528, 2609410, 2870351, 4175056, 5218820, 5740702, 10437640, 11481404, 14351755, 20875280, 22962808, 28703510, 45925616, 57407020, 114814040, 229628080]

約数ペア:

[(1, 229628080), (2, 114814040), (4, 57407020), (5, 45925616), (8, 28703510), (10, 22962808), (11, 20875280), (16, 14351755), (20, 11481404), (22, 10437640), (40, 5740702), (44, 5218820), (55, 4175056), (80, 2870351), (88, 2609410), (110, 2087528), (176, 1304705), (220, 1043764), (440, 521882), (880, 260941)]