202398980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1445707}}^1$

素因数の和:1445723

約数の個数: 24

約数和(自身を含む): 485757888

約数和(自身を除く): 283358908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1445707, 2891414, 5782828, 7228535, 10119949, 14457070, 20239898, 28914140, 40479796, 50599745, 101199490, 202398980]

約数ペア:

[(1, 202398980), (2, 101199490), (4, 50599745), (5, 40479796), (7, 28914140), (10, 20239898), (14, 14457070), (20, 10119949), (28, 7228535), (35, 5782828), (70, 2891414), (140, 1445707)]