28870990

素因数分解:

$2^1\times 5^1\times {\mathrm{859}}^1\times {\mathrm{3361}}^1$

素因数の和:4227

約数の個数: 16

約数和(自身を含む): 52043760

約数和(自身を除く): 23172770

約数列:

[1, 2, 5, 10, 859, 1718, 3361, 4295, 6722, 8590, 16805, 33610, 2887099, 5774198, 14435495, 28870990]

約数ペア:

[(1, 28870990), (2, 14435495), (5, 5774198), (10, 2887099), (859, 33610), (1718, 16805), (3361, 8590), (4295, 6722)]