66122060

素因数分解:

$2^2\times 5^1\times {\mathrm{1249}}^1\times {\mathrm{2647}}^1$

素因数の和:3905

約数の個数: 24

約数和(自身を含む): 139020000

約数和(自身を除く): 72897940

約数列:

[1, 2, 4, 5, 10, 20, 1249, 2498, 2647, 4996, 5294, 6245, 10588, 12490, 13235, 24980, 26470, 52940, 3306103, 6612206, 13224412, 16530515, 33061030, 66122060]

約数ペア:

[(1, 66122060), (2, 33061030), (4, 16530515), (5, 13224412), (10, 6612206), (20, 3306103), (1249, 52940), (2498, 26470), (2647, 24980), (4996, 13235), (5294, 12490), (6245, 10588)]