20804966210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{297213803}}^1$

素因数の和:297213817

約数の個数: 16

約数和(自身を含む): 42798787776

約数和(自身を除く): 21993821566

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 297213803, 594427606, 1486069015, 2080496621, 2972138030, 4160993242, 10402483105, 20804966210]

約数ペア:

[(1, 20804966210), (2, 10402483105), (5, 4160993242), (7, 2972138030), (10, 2080496621), (14, 1486069015), (35, 594427606), (70, 297213803)]