6857240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13187}}^1$

素因数の和:13211

約数の個数: 32

約数和(自身を含む): 16616880

約数和(自身を除く): 9759640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 13187, 26374, 52748, 65935, 105496, 131870, 171431, 263740, 342862, 527480, 685724, 857155, 1371448, 1714310, 3428620, 6857240]

約数ペア:

[(1, 6857240), (2, 3428620), (4, 1714310), (5, 1371448), (8, 857155), (10, 685724), (13, 527480), (20, 342862), (26, 263740), (40, 171431), (52, 131870), (65, 105496), (104, 65935), (130, 52748), (260, 26374), (520, 13187)]