4898740

素因数分解:

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

素因数の和:3208

約数の個数: 48

約数和(自身を含む): 12829824

約数和(自身を除く): 7931084

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 3181, 6362, 12724, 15905, 22267, 31810, 34991, 44534, 63620, 69982, 89068, 111335, 139964, 174955, 222670, 244937, 349910, 445340, 489874, 699820, 979748, 1224685, 2449370, 4898740]

約数ペア:

[(1, 4898740), (2, 2449370), (4, 1224685), (5, 979748), (7, 699820), (10, 489874), (11, 445340), (14, 349910), (20, 244937), (22, 222670), (28, 174955), (35, 139964), (44, 111335), (55, 89068), (70, 69982), (77, 63620), (110, 44534), (140, 34991), (154, 31810), (220, 22267), (308, 15905), (385, 12724), (770, 6362), (1540, 3181)]