28346960

素因数分解:

$2^4\times 5^1\times {\mathrm{354337}}^1$

素因数の和:354350

約数の個数: 20

約数和(自身を含む): 65906868

約数和(自身を除く): 37559908

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 354337, 708674, 1417348, 1771685, 2834696, 3543370, 5669392, 7086740, 14173480, 28346960]

約数ペア:

[(1, 28346960), (2, 14173480), (4, 7086740), (5, 5669392), (8, 3543370), (10, 2834696), (16, 1771685), (20, 1417348), (40, 708674), (80, 354337)]