19594960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3181}}^1$

素因数の和:3212

約数の個数: 80

約数和(自身を含む): 56817792

約数和(自身を除く): 37222832

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 3181, 6160, 6362, 12724, 15905, 22267, 25448, 31810, 34991, 44534, 50896, 63620, 69982, 89068, 111335, 127240, 139964, 174955, 178136, 222670, 244937, 254480, 279928, 349910, 356272, 445340, 489874, 559856, 699820, 890680, 979748, 1224685, 1399640, 1781360, 1959496, 2449370, 2799280, 3918992, 4898740, 9797480, 19594960]

約数ペア:

[(1, 19594960), (2, 9797480), (4, 4898740), (5, 3918992), (7, 2799280), (8, 2449370), (10, 1959496), (11, 1781360), (14, 1399640), (16, 1224685), (20, 979748), (22, 890680), (28, 699820), (35, 559856), (40, 489874), (44, 445340), (55, 356272), (56, 349910), (70, 279928), (77, 254480), (80, 244937), (88, 222670), (110, 178136), (112, 174955), (140, 139964), (154, 127240), (176, 111335), (220, 89068), (280, 69982), (308, 63620), (385, 50896), (440, 44534), (560, 34991), (616, 31810), (770, 25448), (880, 22267), (1232, 15905), (1540, 12724), (3080, 6362), (3181, 6160)]