6486220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 15679440

約数和(自身を除く): 9193220

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 101, 130, 169, 190, 202, 247, 260, 338, 380, 404, 494, 505, 676, 845, 988, 1010, 1235, 1313, 1690, 1919, 2020, 2470, 2626, 3211, 3380, 3838, 4940, 5252, 6422, 6565, 7676, 9595, 12844, 13130, 16055, 17069, 19190, 24947, 26260, 32110, 34138, 38380, 49894, 64220, 68276, 85345, 99788, 124735, 170690, 249470, 324311, 341380, 498940, 648622, 1297244, 1621555, 3243110, 6486220]

約数ペア:

[(1, 6486220), (2, 3243110), (4, 1621555), (5, 1297244), (10, 648622), (13, 498940), (19, 341380), (20, 324311), (26, 249470), (38, 170690), (52, 124735), (65, 99788), (76, 85345), (95, 68276), (101, 64220), (130, 49894), (169, 38380), (190, 34138), (202, 32110), (247, 26260), (260, 24947), (338, 19190), (380, 17069), (404, 16055), (494, 13130), (505, 12844), (676, 9595), (845, 7676), (988, 6565), (1010, 6422), (1235, 5252), (1313, 4940), (1690, 3838), (1919, 3380), (2020, 3211), (2470, 2626)]