66826780

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{14591}}^1$

素因数の和:14829

約数の個数: 24

約数和(自身を含む): 140958720

約数和(自身を除く): 74131940

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4580, 14591, 29182, 58364, 72955, 145910, 291820, 3341339, 6682678, 13365356, 16706695, 33413390, 66826780]

約数ペア:

[(1, 66826780), (2, 33413390), (4, 16706695), (5, 13365356), (10, 6682678), (20, 3341339), (229, 291820), (458, 145910), (916, 72955), (1145, 58364), (2290, 29182), (4580, 14591)]