20488800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{8537}}^1$

素因数の和:8560

約数の個数: 72

約数和(自身を含む): 66698856

約数和(自身を除く): 46210056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 1200, 2400, 8537, 17074, 25611, 34148, 42685, 51222, 68296, 85370, 102444, 128055, 136592, 170740, 204888, 213425, 256110, 273184, 341480, 409776, 426850, 512220, 640275, 682960, 819552, 853700, 1024440, 1280550, 1365920, 1707400, 2048880, 2561100, 3414800, 4097760, 5122200, 6829600, 10244400, 20488800]

約数ペア:

[(1, 20488800), (2, 10244400), (3, 6829600), (4, 5122200), (5, 4097760), (6, 3414800), (8, 2561100), (10, 2048880), (12, 1707400), (15, 1365920), (16, 1280550), (20, 1024440), (24, 853700), (25, 819552), (30, 682960), (32, 640275), (40, 512220), (48, 426850), (50, 409776), (60, 341480), (75, 273184), (80, 256110), (96, 213425), (100, 204888), (120, 170740), (150, 136592), (160, 128055), (200, 102444), (240, 85370), (300, 68296), (400, 51222), (480, 42685), (600, 34148), (800, 25611), (1200, 17074), (2400, 8537)]