42947920

素因数分解:

$2^4\times 5^1\times {\mathrm{536849}}^1$

素因数の和:536862

約数の個数: 20

約数和(自身を含む): 99854100

約数和(自身を除く): 56906180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 536849, 1073698, 2147396, 2684245, 4294792, 5368490, 8589584, 10736980, 21473960, 42947920]

約数ペア:

[(1, 42947920), (2, 21473960), (4, 10736980), (5, 8589584), (8, 5368490), (10, 4294792), (16, 2684245), (20, 2147396), (40, 1073698), (80, 536849)]