140000009870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2000000141}}^1$

素因数の和:2000000155

約数の個数: 16

約数和(自身を含む): 288000020448

約数和(自身を除く): 148000010578

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2000000141, 4000000282, 10000000705, 14000000987, 20000001410, 28000001974, 70000004935, 140000009870]

約数ペア:

[(1, 140000009870), (2, 70000004935), (5, 28000001974), (7, 20000001410), (10, 14000000987), (14, 10000000705), (35, 4000000282), (70, 2000000141)]