172904260

素因数分解:

$2^2\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{5503}}^1$

素因数の和:7083

約数の個数: 24

約数和(自身を含む): 363396096

約数和(自身を除く): 190491836

約数列:

[1, 2, 4, 5, 10, 20, 1571, 3142, 5503, 6284, 7855, 11006, 15710, 22012, 27515, 31420, 55030, 110060, 8645213, 17290426, 34580852, 43226065, 86452130, 172904260]

約数ペア:

[(1, 172904260), (2, 86452130), (4, 43226065), (5, 34580852), (10, 17290426), (20, 8645213), (1571, 110060), (3142, 55030), (5503, 31420), (6284, 27515), (7855, 22012), (11006, 15710)]