20421270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{226903}}^1$

素因数の和:226916

約数の個数: 24

約数和(自身を含む): 53095536

約数和(自身を除く): 32674266

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 226903, 453806, 680709, 1134515, 1361418, 2042127, 2269030, 3403545, 4084254, 6807090, 10210635, 20421270]

約数ペア:

[(1, 20421270), (2, 10210635), (3, 6807090), (5, 4084254), (6, 3403545), (9, 2269030), (10, 2042127), (15, 1361418), (18, 1134515), (30, 680709), (45, 453806), (90, 226903)]