2642660

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{577}}^1$

素因数の和:815

約数の個数: 24

約数和(自身を含む): 5583480

約数和(自身を除く): 2940820

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 577, 916, 1145, 1154, 2290, 2308, 2885, 4580, 5770, 11540, 132133, 264266, 528532, 660665, 1321330, 2642660]

約数ペア:

[(1, 2642660), (2, 1321330), (4, 660665), (5, 528532), (10, 264266), (20, 132133), (229, 11540), (458, 5770), (577, 4580), (916, 2885), (1145, 2308), (1154, 2290)]