1312790

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 24

約数和(自身を含む): 2453328

約数和(自身を除く): 1140538

約数列:

[1, 2, 5, 10, 43, 71, 86, 142, 215, 355, 430, 710, 1849, 3053, 3698, 6106, 9245, 15265, 18490, 30530, 131279, 262558, 656395, 1312790]

約数ペア:

[(1, 1312790), (2, 656395), (5, 262558), (10, 131279), (43, 30530), (71, 18490), (86, 15265), (142, 9245), (215, 6106), (355, 3698), (430, 3053), (710, 1849)]