8268140

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5233}}^1$

素因数の和:5321

約数の個数: 24

約数和(自身を含む): 17586240

約数和(自身を除く): 9318100

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 5233, 10466, 20932, 26165, 52330, 104660, 413407, 826814, 1653628, 2067035, 4134070, 8268140]

約数ペア:

[(1, 8268140), (2, 4134070), (4, 2067035), (5, 1653628), (10, 826814), (20, 413407), (79, 104660), (158, 52330), (316, 26165), (395, 20932), (790, 10466), (1580, 5233)]