268720120

素因数分解:

$2^3\times 5^1\times {\mathrm{6718003}}^1$

素因数の和:6718014

約数の個数: 16

約数和(自身を含む): 604620360

約数和(自身を除く): 335900240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6718003, 13436006, 26872012, 33590015, 53744024, 67180030, 134360060, 268720120]

約数ペア:

[(1, 268720120), (2, 134360060), (4, 67180030), (5, 53744024), (8, 33590015), (10, 26872012), (20, 13436006), (40, 6718003)]