201628001990

素因数分解:

$2^1\times 5^1\times {\mathrm{7039}}^1\times {\mathrm{2864441}}^1$

素因数の和:2871487

約数の個数: 16

約数和(自身を含む): 362982090240

約数和(自身を除く): 161354088250

約数列:

[1, 2, 5, 10, 7039, 14078, 35195, 70390, 2864441, 5728882, 14322205, 28644410, 20162800199, 40325600398, 100814000995, 201628001990]

約数ペア:

[(1, 201628001990), (2, 100814000995), (5, 40325600398), (10, 20162800199), (7039, 28644410), (14078, 14322205), (35195, 5728882), (70390, 2864441)]