1854580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1019}}^1$

素因数の和:1048

約数の個数: 48

約数和(自身を含む): 4798080

約数和(自身を除く): 2943500

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, 1019, 1820, 2038, 4076, 5095, 7133, 10190, 13247, 14266, 20380, 26494, 28532, 35665, 52988, 66235, 71330, 92729, 132470, 142660, 185458, 264940, 370916, 463645, 927290, 1854580]

約数ペア:

[(1, 1854580), (2, 927290), (4, 463645), (5, 370916), (7, 264940), (10, 185458), (13, 142660), (14, 132470), (20, 92729), (26, 71330), (28, 66235), (35, 52988), (52, 35665), (65, 28532), (70, 26494), (91, 20380), (130, 14266), (140, 13247), (182, 10190), (260, 7133), (364, 5095), (455, 4076), (910, 2038), (1019, 1820)]