16809730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{240139}}^1$

素因数の和:240153

約数の個数: 16

約数和(自身を含む): 34580160

約数和(自身を除く): 17770430

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 240139, 480278, 1200695, 1680973, 2401390, 3361946, 8404865, 16809730]

約数ペア:

[(1, 16809730), (2, 8404865), (5, 3361946), (7, 2401390), (10, 1680973), (14, 1200695), (35, 480278), (70, 240139)]