20438118900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{22709021}}^1$

素因数の和:22709041

約数の個数: 54

約数和(自身を含む): 64062151062

約数和(自身を除く): 43624032162

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 22709021, 45418042, 68127063, 90836084, 113545105, 136254126, 204381189, 227090210, 272508252, 340635315, 408762378, 454180420, 567725525, 681270630, 817524756, 1021905945, 1135451050, 1362541260, 1703176575, 2043811890, 2270902100, 3406353150, 4087623780, 5109529725, 6812706300, 10219059450, 20438118900]

約数ペア:

[(1, 20438118900), (2, 10219059450), (3, 6812706300), (4, 5109529725), (5, 4087623780), (6, 3406353150), (9, 2270902100), (10, 2043811890), (12, 1703176575), (15, 1362541260), (18, 1135451050), (20, 1021905945), (25, 817524756), (30, 681270630), (36, 567725525), (45, 454180420), (50, 408762378), (60, 340635315), (75, 272508252), (90, 227090210), (100, 204381189), (150, 136254126), (180, 113545105), (225, 90836084), (300, 68127063), (450, 45418042), (900, 22709021)]