11458640

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3331}}^1$

素因数の和:3387

約数の個数: 40

約数和(自身を含む): 27269088

約数和(自身を除く): 15810448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3331, 3440, 6662, 13324, 16655, 26648, 33310, 53296, 66620, 133240, 143233, 266480, 286466, 572932, 716165, 1145864, 1432330, 2291728, 2864660, 5729320, 11458640]

約数ペア:

[(1, 11458640), (2, 5729320), (4, 2864660), (5, 2291728), (8, 1432330), (10, 1145864), (16, 716165), (20, 572932), (40, 286466), (43, 266480), (80, 143233), (86, 133240), (172, 66620), (215, 53296), (344, 33310), (430, 26648), (688, 16655), (860, 13324), (1720, 6662), (3331, 3440)]