19185480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{389}}^1$

素因数の和:543

約数の個数: 96

約数和(自身を含む): 62969400

約数和(自身を除く): 43783920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 137, 180, 274, 360, 389, 411, 548, 685, 778, 822, 1096, 1167, 1233, 1370, 1556, 1644, 1945, 2055, 2334, 2466, 2740, 3112, 3288, 3501, 3890, 4110, 4668, 4932, 5480, 5835, 6165, 7002, 7780, 8220, 9336, 9864, 11670, 12330, 14004, 15560, 16440, 17505, 23340, 24660, 28008, 35010, 46680, 49320, 53293, 70020, 106586, 140040, 159879, 213172, 266465, 319758, 426344, 479637, 532930, 639516, 799395, 959274, 1065860, 1279032, 1598790, 1918548, 2131720, 2398185, 3197580, 3837096, 4796370, 6395160, 9592740, 19185480]

約数ペア:

[(1, 19185480), (2, 9592740), (3, 6395160), (4, 4796370), (5, 3837096), (6, 3197580), (8, 2398185), (9, 2131720), (10, 1918548), (12, 1598790), (15, 1279032), (18, 1065860), (20, 959274), (24, 799395), (30, 639516), (36, 532930), (40, 479637), (45, 426344), (60, 319758), (72, 266465), (90, 213172), (120, 159879), (137, 140040), (180, 106586), (274, 70020), (360, 53293), (389, 49320), (411, 46680), (548, 35010), (685, 28008), (778, 24660), (822, 23340), (1096, 17505), (1167, 16440), (1233, 15560), (1370, 14004), (1556, 12330), (1644, 11670), (1945, 9864), (2055, 9336), (2334, 8220), (2466, 7780), (2740, 7002), (3112, 6165), (3288, 5835), (3501, 5480), (3890, 4932), (4110, 4668)]