27998660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{82349}}^1$

素因数の和:82375

約数の個数: 24

約数和(自身を含む): 62256600

約数和(自身を除く): 34257940

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 82349, 164698, 329396, 411745, 823490, 1399933, 1646980, 2799866, 5599732, 6999665, 13999330, 27998660]

約数ペア:

[(1, 27998660), (2, 13999330), (4, 6999665), (5, 5599732), (10, 2799866), (17, 1646980), (20, 1399933), (34, 823490), (68, 411745), (85, 329396), (170, 164698), (340, 82349)]