26410420

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{4909}}^1$

素因数の和:5187

約数の個数: 24

約数和(自身を含む): 55679400

約数和(自身を除く): 29268980

約数列:

[1, 2, 4, 5, 10, 20, 269, 538, 1076, 1345, 2690, 4909, 5380, 9818, 19636, 24545, 49090, 98180, 1320521, 2641042, 5282084, 6602605, 13205210, 26410420]

約数ペア:

[(1, 26410420), (2, 13205210), (4, 6602605), (5, 5282084), (10, 2641042), (20, 1320521), (269, 98180), (538, 49090), (1076, 24545), (1345, 19636), (2690, 9818), (4909, 5380)]