68461540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{489011}}^1$

素因数の和:489027

約数の個数: 24

約数和(自身を含む): 164308032

約数和(自身を除く): 95846492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 489011, 978022, 1956044, 2445055, 3423077, 4890110, 6846154, 9780220, 13692308, 17115385, 34230770, 68461540]

約数ペア:

[(1, 68461540), (2, 34230770), (4, 17115385), (5, 13692308), (7, 9780220), (10, 6846154), (14, 4890110), (20, 3423077), (28, 2445055), (35, 1956044), (70, 978022), (140, 489011)]