8002080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{5557}}^1$

素因数の和:5578

約数の個数: 72

約数和(自身を含む): 27312012

約数和(自身を除く): 19309932

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, 5557, 11114, 16671, 22228, 27785, 33342, 44456, 50013, 55570, 66684, 83355, 88912, 100026, 111140, 133368, 166710, 177824, 200052, 222280, 250065, 266736, 333420, 400104, 444560, 500130, 533472, 666840, 800208, 889120, 1000260, 1333680, 1600416, 2000520, 2667360, 4001040, 8002080]

約数ペア:

[(1, 8002080), (2, 4001040), (3, 2667360), (4, 2000520), (5, 1600416), (6, 1333680), (8, 1000260), (9, 889120), (10, 800208), (12, 666840), (15, 533472), (16, 500130), (18, 444560), (20, 400104), (24, 333420), (30, 266736), (32, 250065), (36, 222280), (40, 200052), (45, 177824), (48, 166710), (60, 133368), (72, 111140), (80, 100026), (90, 88912), (96, 83355), (120, 66684), (144, 55570), (160, 50013), (180, 44456), (240, 33342), (288, 27785), (360, 22228), (480, 16671), (720, 11114), (1440, 5557)]