19769260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{141209}}^1$

素因数の和:141225

約数の個数: 24

約数和(自身を含む): 47446560

約数和(自身を除く): 27677300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 141209, 282418, 564836, 706045, 988463, 1412090, 1976926, 2824180, 3953852, 4942315, 9884630, 19769260]

約数ペア:

[(1, 19769260), (2, 9884630), (4, 4942315), (5, 3953852), (7, 2824180), (10, 1976926), (14, 1412090), (20, 988463), (28, 706045), (35, 564836), (70, 282418), (140, 141209)]