20147015

素因数分解:

$5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{5281}}^1$

素因数の和:5402

約数の個数: 16

約数和(自身を含む): 27888960

約数和(自身を除く): 7741945

約数列:

[1, 5, 7, 35, 109, 545, 763, 3815, 5281, 26405, 36967, 184835, 575629, 2878145, 4029403, 20147015]

約数ペア:

[(1, 20147015), (5, 4029403), (7, 2878145), (35, 575629), (109, 184835), (545, 36967), (763, 26405), (3815, 5281)]