278315540

素因数分解:

$2^2\times 5^1\times {\mathrm{2269}}^1\times {\mathrm{6133}}^1$

素因数の和:8411

約数の個数: 24

約数和(自身を含む): 584815560

約数和(自身を除く): 306500020

約数列:

[1, 2, 4, 5, 10, 20, 2269, 4538, 6133, 9076, 11345, 12266, 22690, 24532, 30665, 45380, 61330, 122660, 13915777, 27831554, 55663108, 69578885, 139157770, 278315540]

約数ペア:

[(1, 278315540), (2, 139157770), (4, 69578885), (5, 55663108), (10, 27831554), (20, 13915777), (2269, 122660), (4538, 61330), (6133, 45380), (9076, 30665), (11345, 24532), (12266, 22690)]