55706820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71419}}^1$

素因数の和:71444

約数の個数: 48

約数和(自身を含む): 167979840

約数和(自身を除く): 112273020

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, 71419, 142838, 214257, 285676, 357095, 428514, 714190, 857028, 928447, 1071285, 1428380, 1856894, 2142570, 2785341, 3713788, 4285140, 4642235, 5570682, 9284470, 11141364, 13926705, 18568940, 27853410, 55706820]

約数ペア:

[(1, 55706820), (2, 27853410), (3, 18568940), (4, 13926705), (5, 11141364), (6, 9284470), (10, 5570682), (12, 4642235), (13, 4285140), (15, 3713788), (20, 2785341), (26, 2142570), (30, 1856894), (39, 1428380), (52, 1071285), (60, 928447), (65, 857028), (78, 714190), (130, 428514), (156, 357095), (195, 285676), (260, 214257), (390, 142838), (780, 71419)]