26782790

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{6679}}^1$

素因数の和:7087

約数の個数: 16

約数和(自身を含む): 48336480

約数和(自身を除く): 21553690

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 6679, 13358, 33395, 66790, 2678279, 5356558, 13391395, 26782790]

約数ペア:

[(1, 26782790), (2, 13391395), (5, 5356558), (10, 2678279), (401, 66790), (802, 33395), (2005, 13358), (4010, 6679)]