1299682660

素因数分解:

$2^2\times 5^1\times {\mathrm{9403}}^1\times {\mathrm{6911}}^1$

素因数の和:16323

約数の個数: 24

約数和(自身を含む): 2730018816

約数和(自身を除く): 1430336156

約数列:

[1, 2, 4, 5, 10, 20, 6911, 9403, 13822, 18806, 27644, 34555, 37612, 47015, 69110, 94030, 138220, 188060, 64984133, 129968266, 259936532, 324920665, 649841330, 1299682660]

約数ペア:

[(1, 1299682660), (2, 649841330), (4, 324920665), (5, 259936532), (10, 129968266), (20, 64984133), (6911, 188060), (9403, 138220), (13822, 94030), (18806, 69110), (27644, 47015), (34555, 37612)]