821809030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11740129}}^1$

素因数の和:11740143

約数の個数: 16

約数和(自身を含む): 1690578720

約数和(自身を除く): 868769690

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 11740129, 23480258, 58700645, 82180903, 117401290, 164361806, 410904515, 821809030]

約数ペア:

[(1, 821809030), (2, 410904515), (5, 164361806), (7, 117401290), (10, 82180903), (14, 58700645), (35, 23480258), (70, 11740129)]