66694520

素因数分解:

$2^3\times 5^1\times {\mathrm{1667363}}^1$

素因数の和:1667374

約数の個数: 16

約数和(自身を含む): 150062760

約数和(自身を除く): 83368240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1667363, 3334726, 6669452, 8336815, 13338904, 16673630, 33347260, 66694520]

約数ペア:

[(1, 66694520), (2, 33347260), (4, 16673630), (5, 13338904), (8, 8336815), (10, 6669452), (20, 3334726), (40, 1667363)]