12786799970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4455331}}^1$

素因数の和:4455386

約数の個数: 32

約数和(自身を含む): 26945847936

約数和(自身を除く): 14159047966

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 4455331, 8910662, 22276655, 31187317, 44553310, 62374634, 155936585, 182668571, 311873170, 365337142, 913342855, 1278679997, 1826685710, 2557359994, 6393399985, 12786799970]

約数ペア:

[(1, 12786799970), (2, 6393399985), (5, 2557359994), (7, 1826685710), (10, 1278679997), (14, 913342855), (35, 365337142), (41, 311873170), (70, 182668571), (82, 155936585), (205, 62374634), (287, 44553310), (410, 31187317), (574, 22276655), (1435, 8910662), (2870, 4455331)]