2143850

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{809}}^1$

素因数の和:874

約数の個数: 24

約数和(自身を含む): 4067820

約数和(自身を除く): 1923970

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 265, 530, 809, 1325, 1618, 2650, 4045, 8090, 20225, 40450, 42877, 85754, 214385, 428770, 1071925, 2143850]

約数ペア:

[(1, 2143850), (2, 1071925), (5, 428770), (10, 214385), (25, 85754), (50, 42877), (53, 40450), (106, 20225), (265, 8090), (530, 4045), (809, 2650), (1325, 1618)]