28625020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{75329}}^1$

素因数の和:75357

約数の個数: 24

約数和(自身を含む): 63277200

約数和(自身を除く): 34652180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 75329, 150658, 301316, 376645, 753290, 1431251, 1506580, 2862502, 5725004, 7156255, 14312510, 28625020]

約数ペア:

[(1, 28625020), (2, 14312510), (4, 7156255), (5, 5725004), (10, 2862502), (19, 1506580), (20, 1431251), (38, 753290), (76, 376645), (95, 301316), (190, 150658), (380, 75329)]