1395200

素因数分解:

$2^9\times 5^2\times {\mathrm{109}}^1$

素因数の和:137

約数の個数: 60

約数和(自身を含む): 3488430

約数和(自身を除く): 2093230

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 109, 128, 160, 200, 218, 256, 320, 400, 436, 512, 545, 640, 800, 872, 1090, 1280, 1600, 1744, 2180, 2560, 2725, 3200, 3488, 4360, 5450, 6400, 6976, 8720, 10900, 12800, 13952, 17440, 21800, 27904, 34880, 43600, 55808, 69760, 87200, 139520, 174400, 279040, 348800, 697600, 1395200]

約数ペア:

[(1, 1395200), (2, 697600), (4, 348800), (5, 279040), (8, 174400), (10, 139520), (16, 87200), (20, 69760), (25, 55808), (32, 43600), (40, 34880), (50, 27904), (64, 21800), (80, 17440), (100, 13952), (109, 12800), (128, 10900), (160, 8720), (200, 6976), (218, 6400), (256, 5450), (320, 4360), (400, 3488), (436, 3200), (512, 2725), (545, 2560), (640, 2180), (800, 1744), (872, 1600), (1090, 1280)]