858256890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{205817}}^1$

素因数の和:205966

約数の個数: 32

約数和(自身を含む): 2074645440

約数和(自身を除く): 1216388550

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 139, 278, 417, 695, 834, 1390, 2085, 4170, 205817, 411634, 617451, 1029085, 1234902, 2058170, 3087255, 6174510, 28608563, 57217126, 85825689, 143042815, 171651378, 286085630, 429128445, 858256890]

約数ペア:

[(1, 858256890), (2, 429128445), (3, 286085630), (5, 171651378), (6, 143042815), (10, 85825689), (15, 57217126), (30, 28608563), (139, 6174510), (278, 3087255), (417, 2058170), (695, 1234902), (834, 1029085), (1390, 617451), (2085, 411634), (4170, 205817)]