8669980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{39409}}^1$

素因数の和:39429

約数の個数: 24

約数和(自身を含む): 19862640

約数和(自身を除く): 11192660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 39409, 78818, 157636, 197045, 394090, 433499, 788180, 866998, 1733996, 2167495, 4334990, 8669980]

約数ペア:

[(1, 8669980), (2, 4334990), (4, 2167495), (5, 1733996), (10, 866998), (11, 788180), (20, 433499), (22, 394090), (44, 197045), (55, 157636), (110, 78818), (220, 39409)]