27290410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1979}}^1$

素因数の和:2190

約数の個数: 32

約数和(自身を含む): 56453760

約数和(自身を除く): 29163350

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 985, 1379, 1970, 1979, 2758, 3958, 6895, 9895, 13790, 13853, 19790, 27706, 69265, 138530, 389863, 779726, 1949315, 2729041, 3898630, 5458082, 13645205, 27290410]

約数ペア:

[(1, 27290410), (2, 13645205), (5, 5458082), (7, 3898630), (10, 2729041), (14, 1949315), (35, 779726), (70, 389863), (197, 138530), (394, 69265), (985, 27706), (1379, 19790), (1970, 13853), (1979, 13790), (2758, 9895), (3958, 6895)]