139426820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{2039}}^1$

素因数の和:2324

約数の個数: 48

約数和(自身を含む): 316673280

約数和(自身を除く): 177246460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 263, 526, 1052, 1315, 2039, 2630, 3419, 4078, 5260, 6838, 8156, 10195, 13676, 17095, 20390, 26507, 34190, 40780, 53014, 68380, 106028, 132535, 265070, 530140, 536257, 1072514, 2145028, 2681285, 5362570, 6971341, 10725140, 13942682, 27885364, 34856705, 69713410, 139426820]

約数ペア:

[(1, 139426820), (2, 69713410), (4, 34856705), (5, 27885364), (10, 13942682), (13, 10725140), (20, 6971341), (26, 5362570), (52, 2681285), (65, 2145028), (130, 1072514), (260, 536257), (263, 530140), (526, 265070), (1052, 132535), (1315, 106028), (2039, 68380), (2630, 53014), (3419, 40780), (4078, 34190), (5260, 26507), (6838, 20390), (8156, 17095), (10195, 13676)]