200987990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2871257}}^1$

素因数の和:2871271

約数の個数: 16

約数和(自身を含む): 413461152

約数和(自身を除く): 212473162

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2871257, 5742514, 14356285, 20098799, 28712570, 40197598, 100493995, 200987990]

約数ペア:

[(1, 200987990), (2, 100493995), (5, 40197598), (7, 28712570), (10, 20098799), (14, 14356285), (35, 5742514), (70, 2871257)]