30906290

素因数分解:

$2^1\times 5^1\times {\mathrm{1543}}^1\times {\mathrm{2003}}^1$

素因数の和:3553

約数の個数: 16

約数和(自身を含む): 55695168

約数和(自身を除く): 24788878

約数列:

[1, 2, 5, 10, 1543, 2003, 3086, 4006, 7715, 10015, 15430, 20030, 3090629, 6181258, 15453145, 30906290]

約数ペア:

[(1, 30906290), (2, 15453145), (5, 6181258), (10, 3090629), (1543, 20030), (2003, 15430), (3086, 10015), (4006, 7715)]