12960970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:303

約数の個数: 64

約数和(自身を含む): 27993600

約数和(自身を除く): 15032630

約数列:

[1, 2, 5, 10, 11, 17, 22, 29, 34, 55, 58, 85, 110, 145, 170, 187, 239, 290, 319, 374, 478, 493, 638, 935, 986, 1195, 1595, 1870, 2390, 2465, 2629, 3190, 4063, 4930, 5258, 5423, 6931, 8126, 10846, 13145, 13862, 20315, 26290, 27115, 34655, 40630, 44693, 54230, 69310, 76241, 89386, 117827, 152482, 223465, 235654, 381205, 446930, 589135, 762410, 1178270, 1296097, 2592194, 6480485, 12960970]

約数ペア:

[(1, 12960970), (2, 6480485), (5, 2592194), (10, 1296097), (11, 1178270), (17, 762410), (22, 589135), (29, 446930), (34, 381205), (55, 235654), (58, 223465), (85, 152482), (110, 117827), (145, 89386), (170, 76241), (187, 69310), (239, 54230), (290, 44693), (319, 40630), (374, 34655), (478, 27115), (493, 26290), (638, 20315), (935, 13862), (986, 13145), (1195, 10846), (1595, 8126), (1870, 6931), (2390, 5423), (2465, 5258), (2629, 4930), (3190, 4063)]