23509120

素因数分解:

$2^7\times 5^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:465

約数の個数: 64

約数和(自身を含む): 56885400

約数和(自身を除く): 33376280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 320, 337, 436, 545, 640, 674, 872, 1090, 1348, 1685, 1744, 2180, 2696, 3370, 3488, 4360, 5392, 6740, 6976, 8720, 10784, 13480, 13952, 17440, 21568, 26960, 34880, 36733, 43136, 53920, 69760, 73466, 107840, 146932, 183665, 215680, 293864, 367330, 587728, 734660, 1175456, 1469320, 2350912, 2938640, 4701824, 5877280, 11754560, 23509120]

約数ペア:

[(1, 23509120), (2, 11754560), (4, 5877280), (5, 4701824), (8, 2938640), (10, 2350912), (16, 1469320), (20, 1175456), (32, 734660), (40, 587728), (64, 367330), (80, 293864), (109, 215680), (128, 183665), (160, 146932), (218, 107840), (320, 73466), (337, 69760), (436, 53920), (545, 43136), (640, 36733), (674, 34880), (872, 26960), (1090, 21568), (1348, 17440), (1685, 13952), (1744, 13480), (2180, 10784), (2696, 8720), (3370, 6976), (3488, 6740), (4360, 5392)]