20066180

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{21347}}^1$

素因数の和:21403

約数の個数: 24

約数和(自身を含む): 43037568

約数和(自身を除く): 22971388

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 21347, 42694, 85388, 106735, 213470, 426940, 1003309, 2006618, 4013236, 5016545, 10033090, 20066180]

約数ペア:

[(1, 20066180), (2, 10033090), (4, 5016545), (5, 4013236), (10, 2006618), (20, 1003309), (47, 426940), (94, 213470), (188, 106735), (235, 85388), (470, 42694), (940, 21347)]