119628740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{77681}}^1$

素因数の和:77708

約数の個数: 48

約数和(自身を含む): 313213824

約数和(自身を除く): 193585084

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, 77681, 155362, 310724, 388405, 543767, 776810, 854491, 1087534, 1553620, 1708982, 2175068, 2718835, 3417964, 4272455, 5437670, 5981437, 8544910, 10875340, 11962874, 17089820, 23925748, 29907185, 59814370, 119628740]

約数ペア:

[(1, 119628740), (2, 59814370), (4, 29907185), (5, 23925748), (7, 17089820), (10, 11962874), (11, 10875340), (14, 8544910), (20, 5981437), (22, 5437670), (28, 4272455), (35, 3417964), (44, 2718835), (55, 2175068), (70, 1708982), (77, 1553620), (110, 1087534), (140, 854491), (154, 776810), (220, 543767), (308, 388405), (385, 310724), (770, 155362), (1540, 77681)]