28511020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{75029}}^1$

素因数の和:75057

約数の個数: 24

約数和(自身を含む): 63025200

約数和(自身を除く): 34514180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 75029, 150058, 300116, 375145, 750290, 1425551, 1500580, 2851102, 5702204, 7127755, 14255510, 28511020]

約数ペア:

[(1, 28511020), (2, 14255510), (4, 7127755), (5, 5702204), (10, 2851102), (19, 1500580), (20, 1425551), (38, 750290), (76, 375145), (95, 300116), (190, 150058), (380, 75029)]