28715290

素因数分解:

$2^1\times 5^1\times {\mathrm{1451}}^1\times {\mathrm{1979}}^1$

素因数の和:3437

約数の個数: 16

約数和(自身を含む): 51749280

約数和(自身を除く): 23033990

約数列:

[1, 2, 5, 10, 1451, 1979, 2902, 3958, 7255, 9895, 14510, 19790, 2871529, 5743058, 14357645, 28715290]

約数ペア:

[(1, 28715290), (2, 14357645), (5, 5743058), (10, 2871529), (1451, 19790), (1979, 14510), (2902, 9895), (3958, 7255)]