67366220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{47441}}^1$

素因数の和:47521

約数の個数: 24

約数和(自身を含む): 143464608

約数和(自身を除く): 76098388

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 47441, 94882, 189764, 237205, 474410, 948820, 3368311, 6736622, 13473244, 16841555, 33683110, 67366220]

約数ペア:

[(1, 67366220), (2, 33683110), (4, 16841555), (5, 13473244), (10, 6736622), (20, 3368311), (71, 948820), (142, 474410), (284, 237205), (355, 189764), (710, 94882), (1420, 47441)]