239738840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{544861}}^1$

素因数の和:544883

約数の個数: 32

約数和(自身を含む): 588450960

約数和(自身を除く): 348712120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 544861, 1089722, 2179444, 2724305, 4358888, 5448610, 5993471, 10897220, 11986942, 21794440, 23973884, 29967355, 47947768, 59934710, 119869420, 239738840]

約数ペア:

[(1, 239738840), (2, 119869420), (4, 59934710), (5, 47947768), (8, 29967355), (10, 23973884), (11, 21794440), (20, 11986942), (22, 10897220), (40, 5993471), (44, 5448610), (55, 4358888), (88, 2724305), (110, 2179444), (220, 1089722), (440, 544861)]