11828740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7681}}^1$

素因数の和:7708

約数の個数: 48

約数和(自身を含む): 30973824

約数和(自身を除く): 19145084

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, 7681, 15362, 30724, 38405, 53767, 76810, 84491, 107534, 153620, 168982, 215068, 268835, 337964, 422455, 537670, 591437, 844910, 1075340, 1182874, 1689820, 2365748, 2957185, 5914370, 11828740]

約数ペア:

[(1, 11828740), (2, 5914370), (4, 2957185), (5, 2365748), (7, 1689820), (10, 1182874), (11, 1075340), (14, 844910), (20, 591437), (22, 537670), (28, 422455), (35, 337964), (44, 268835), (55, 215068), (70, 168982), (77, 153620), (110, 107534), (140, 84491), (154, 76810), (220, 53767), (308, 38405), (385, 30724), (770, 15362), (1540, 7681)]