9819740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{70141}}^1$

素因数の和:70157

約数の個数: 24

約数和(自身を含む): 23567712

約数和(自身を除く): 13747972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 70141, 140282, 280564, 350705, 490987, 701410, 981974, 1402820, 1963948, 2454935, 4909870, 9819740]

約数ペア:

[(1, 9819740), (2, 4909870), (4, 2454935), (5, 1963948), (7, 1402820), (10, 981974), (14, 701410), (20, 490987), (28, 350705), (35, 280564), (70, 140282), (140, 70141)]