20881162080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{14500807}}^1$

素因数の和:14500828

約数の個数: 72

約数和(自身を含む): 71256970512

約数和(自身を除く): 50375808432

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 14500807, 29001614, 43502421, 58003228, 72504035, 87004842, 116006456, 130507263, 145008070, 174009684, 217512105, 232012912, 261014526, 290016140, 348019368, 435024210, 464025824, 522029052, 580032280, 652536315, 696038736, 870048420, 1044058104, 1160064560, 1305072630, 1392077472, 1740096840, 2088116208, 2320129120, 2610145260, 3480193680, 4176232416, 5220290520, 6960387360, 10440581040, 20881162080]

約数ペア:

[(1, 20881162080), (2, 10440581040), (3, 6960387360), (4, 5220290520), (5, 4176232416), (6, 3480193680), (8, 2610145260), (9, 2320129120), (10, 2088116208), (12, 1740096840), (15, 1392077472), (16, 1305072630), (18, 1160064560), (20, 1044058104), (24, 870048420), (30, 696038736), (32, 652536315), (36, 580032280), (40, 522029052), (45, 464025824), (48, 435024210), (60, 348019368), (72, 290016140), (80, 261014526), (90, 232012912), (96, 217512105), (120, 174009684), (144, 145008070), (160, 130507263), (180, 116006456), (240, 87004842), (288, 72504035), (360, 58003228), (480, 43502421), (720, 29001614), (1440, 14500807)]