54238720

素因数分解:

$2^9\times 5^1\times {\mathrm{21187}}^1$

素因数の和:21210

約数の個数: 40

約数和(自身を含む): 130051944

約数和(自身を除く): 75813224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 21187, 42374, 84748, 105935, 169496, 211870, 338992, 423740, 677984, 847480, 1355968, 1694960, 2711936, 3389920, 5423872, 6779840, 10847744, 13559680, 27119360, 54238720]

約数ペア:

[(1, 54238720), (2, 27119360), (4, 13559680), (5, 10847744), (8, 6779840), (10, 5423872), (16, 3389920), (20, 2711936), (32, 1694960), (40, 1355968), (64, 847480), (80, 677984), (128, 423740), (160, 338992), (256, 211870), (320, 169496), (512, 105935), (640, 84748), (1280, 42374), (2560, 21187)]