245702620

素因数分解:

$2^2\times 5^1\times {\mathrm{3323}}^1\times {\mathrm{3697}}^1$

素因数の和:7029

約数の個数: 24

約数和(自身を含む): 516270384

約数和(自身を除く): 270567764

約数列:

[1, 2, 4, 5, 10, 20, 3323, 3697, 6646, 7394, 13292, 14788, 16615, 18485, 33230, 36970, 66460, 73940, 12285131, 24570262, 49140524, 61425655, 122851310, 245702620]

約数ペア:

[(1, 245702620), (2, 122851310), (4, 61425655), (5, 49140524), (10, 24570262), (20, 12285131), (3323, 73940), (3697, 66460), (6646, 36970), (7394, 33230), (13292, 18485), (14788, 16615)]