56454580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31019}}^1$

素因数の和:31048

約数の個数: 48

約数和(自身を含む): 145918080

約数和(自身を除く): 89463500

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 31019, 62038, 124076, 155095, 217133, 310190, 403247, 434266, 620380, 806494, 868532, 1085665, 1612988, 2016235, 2171330, 2822729, 4032470, 4342660, 5645458, 8064940, 11290916, 14113645, 28227290, 56454580]

約数ペア:

[(1, 56454580), (2, 28227290), (4, 14113645), (5, 11290916), (7, 8064940), (10, 5645458), (13, 4342660), (14, 4032470), (20, 2822729), (26, 2171330), (28, 2016235), (35, 1612988), (52, 1085665), (65, 868532), (70, 806494), (91, 620380), (130, 434266), (140, 403247), (182, 310190), (260, 217133), (364, 155095), (455, 124076), (910, 62038), (1820, 31019)]