28802860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{75797}}^1$

素因数の和:75825

約数の個数: 24

約数和(自身を含む): 63670320

約数和(自身を除く): 34867460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 75797, 151594, 303188, 378985, 757970, 1440143, 1515940, 2880286, 5760572, 7200715, 14401430, 28802860]

約数ペア:

[(1, 28802860), (2, 14401430), (4, 7200715), (5, 5760572), (10, 2880286), (19, 1515940), (20, 1440143), (38, 757970), (76, 378985), (95, 303188), (190, 151594), (380, 75797)]