26807820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34369}}^1$

素因数の和:34394

約数の個数: 48

約数和(自身を含む): 80838240

約数和(自身を除く): 54030420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 34369, 68738, 103107, 137476, 171845, 206214, 343690, 412428, 446797, 515535, 687380, 893594, 1031070, 1340391, 1787188, 2062140, 2233985, 2680782, 4467970, 5361564, 6701955, 8935940, 13403910, 26807820]

約数ペア:

[(1, 26807820), (2, 13403910), (3, 8935940), (4, 6701955), (5, 5361564), (6, 4467970), (10, 2680782), (12, 2233985), (13, 2062140), (15, 1787188), (20, 1340391), (26, 1031070), (30, 893594), (39, 687380), (52, 515535), (60, 446797), (65, 412428), (78, 343690), (130, 206214), (156, 171845), (195, 137476), (260, 103107), (390, 68738), (780, 34369)]