126803540

素因数分解:

$2^2\times 5^1\times {\mathrm{2447}}^1\times {\mathrm{2591}}^1$

素因数の和:5047

約数の個数: 24

約数和(自身を含む): 266499072

約数和(自身を除く): 139695532

約数列:

[1, 2, 4, 5, 10, 20, 2447, 2591, 4894, 5182, 9788, 10364, 12235, 12955, 24470, 25910, 48940, 51820, 6340177, 12680354, 25360708, 31700885, 63401770, 126803540]

約数ペア:

[(1, 126803540), (2, 63401770), (4, 31700885), (5, 25360708), (10, 12680354), (20, 6340177), (2447, 51820), (2591, 48940), (4894, 25910), (5182, 24470), (9788, 12955), (10364, 12235)]