76719740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89209}}^1$

素因数の和:89261

約数の個数: 24

約数和(自身を含む): 164860080

約数和(自身を除く): 88140340

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 89209, 178418, 356836, 446045, 892090, 1784180, 3835987, 7671974, 15343948, 19179935, 38359870, 76719740]

約数ペア:

[(1, 76719740), (2, 38359870), (4, 19179935), (5, 15343948), (10, 7671974), (20, 3835987), (43, 1784180), (86, 892090), (172, 446045), (215, 356836), (430, 178418), (860, 89209)]