30878340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{514639}}^1$

素因数の和:514651

約数の個数: 24

約数和(自身を含む): 86459520

約数和(自身を除く): 55581180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 514639, 1029278, 1543917, 2058556, 2573195, 3087834, 5146390, 6175668, 7719585, 10292780, 15439170, 30878340]

約数ペア:

[(1, 30878340), (2, 15439170), (3, 10292780), (4, 7719585), (5, 6175668), (6, 5146390), (10, 3087834), (12, 2573195), (15, 2058556), (20, 1543917), (30, 1029278), (60, 514639)]