66118180

素因数分解:

$2^2\times 5^1\times {\mathrm{613}}^1\times {\mathrm{5393}}^1$

素因数の和:6015

約数の個数: 24

約数和(自身を含む): 139100472

約数和(自身を除く): 72982292

約数列:

[1, 2, 4, 5, 10, 20, 613, 1226, 2452, 3065, 5393, 6130, 10786, 12260, 21572, 26965, 53930, 107860, 3305909, 6611818, 13223636, 16529545, 33059090, 66118180]

約数ペア:

[(1, 66118180), (2, 33059090), (4, 16529545), (5, 13223636), (10, 6611818), (20, 3305909), (613, 107860), (1226, 53930), (2452, 26965), (3065, 21572), (5393, 12260), (6130, 10786)]