12139520

素因数分解:

$2^{10}\times 5^1\times {\mathrm{2371}}^1$

素因数の和:2396

約数の個数: 44

約数和(自身を含む): 29132904

約数和(自身を除く): 16993384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2371, 2560, 4742, 5120, 9484, 11855, 18968, 23710, 37936, 47420, 75872, 94840, 151744, 189680, 303488, 379360, 606976, 758720, 1213952, 1517440, 2427904, 3034880, 6069760, 12139520]

約数ペア:

[(1, 12139520), (2, 6069760), (4, 3034880), (5, 2427904), (8, 1517440), (10, 1213952), (16, 758720), (20, 606976), (32, 379360), (40, 303488), (64, 189680), (80, 151744), (128, 94840), (160, 75872), (256, 47420), (320, 37936), (512, 23710), (640, 18968), (1024, 11855), (1280, 9484), (2371, 5120), (2560, 4742)]