22917280

素因数分解:

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

素因数の和:3389

約数の個数: 48

約数和(自身を含む): 55417824

約数和(自身を除く): 32500544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3331, 3440, 6662, 6880, 13324, 16655, 26648, 33310, 53296, 66620, 106592, 133240, 143233, 266480, 286466, 532960, 572932, 716165, 1145864, 1432330, 2291728, 2864660, 4583456, 5729320, 11458640, 22917280]

約数ペア:

[(1, 22917280), (2, 11458640), (4, 5729320), (5, 4583456), (8, 2864660), (10, 2291728), (16, 1432330), (20, 1145864), (32, 716165), (40, 572932), (43, 532960), (80, 286466), (86, 266480), (160, 143233), (172, 133240), (215, 106592), (344, 66620), (430, 53296), (688, 33310), (860, 26648), (1376, 16655), (1720, 13324), (3331, 6880), (3440, 6662)]