1217961080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4349861}}^1$

素因数の和:4349879

約数の個数: 32

約数和(自身を含む): 3131900640

約数和(自身を除く): 1913939560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4349861, 8699722, 17399444, 21749305, 30449027, 34798888, 43498610, 60898054, 86997220, 121796108, 152245135, 173994440, 243592216, 304490270, 608980540, 1217961080]

約数ペア:

[(1, 1217961080), (2, 608980540), (4, 304490270), (5, 243592216), (7, 173994440), (8, 152245135), (10, 121796108), (14, 86997220), (20, 60898054), (28, 43498610), (35, 34798888), (40, 30449027), (56, 21749305), (70, 17399444), (140, 8699722), (280, 4349861)]