66717620

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{45697}}^1$

素因数の和:45779

約数の個数: 24

約数和(自身を含む): 142029384

約数和(自身を除く): 75311764

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 45697, 91394, 182788, 228485, 456970, 913940, 3335881, 6671762, 13343524, 16679405, 33358810, 66717620]

約数ペア:

[(1, 66717620), (2, 33358810), (4, 16679405), (5, 13343524), (10, 6671762), (20, 3335881), (73, 913940), (146, 456970), (292, 228485), (365, 182788), (730, 91394), (1460, 45697)]