12660010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1621}}^1$

素因数の和:1710

約数の個数: 32

約数和(自身を含む): 25225344

約数和(自身を除く): 12565334

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 1621, 3242, 3905, 7810, 8105, 16210, 17831, 35662, 89155, 115091, 178310, 230182, 575455, 1150910, 1266001, 2532002, 6330005, 12660010]

約数ペア:

[(1, 12660010), (2, 6330005), (5, 2532002), (10, 1266001), (11, 1150910), (22, 575455), (55, 230182), (71, 178310), (110, 115091), (142, 89155), (355, 35662), (710, 17831), (781, 16210), (1562, 8105), (1621, 7810), (3242, 3905)]