20219276880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2552939}}^1$

素因数の和:2552969

約数の個数: 120

約数和(自身を含む): 74076107040

約数和(自身を除く): 53856830160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 2552939, 5105878, 7658817, 10211756, 12764695, 15317634, 20423512, 22976451, 25529390, 28082329, 30635268, 38294085, 40847024, 45952902, 51058780, 56164658, 61270536, 76588170, 84246987, 91905804, 102117560, 112329316, 114882255, 122541072, 140411645, 153176340, 168493974, 183811608, 204235120, 224658632, 229764510, 252740961, 280823290, 306352680, 336987948, 367623216, 421234935, 449317264, 459529020, 505481922, 561646580, 612705360, 673975896, 842469870, 919058040, 1010963844, 1123293160, 1263704805, 1347951792, 1684939740, 1838116080, 2021927688, 2246586320, 2527409610, 3369879480, 4043855376, 5054819220, 6739758960, 10109638440, 20219276880]

約数ペア:

[(1, 20219276880), (2, 10109638440), (3, 6739758960), (4, 5054819220), (5, 4043855376), (6, 3369879480), (8, 2527409610), (9, 2246586320), (10, 2021927688), (11, 1838116080), (12, 1684939740), (15, 1347951792), (16, 1263704805), (18, 1123293160), (20, 1010963844), (22, 919058040), (24, 842469870), (30, 673975896), (33, 612705360), (36, 561646580), (40, 505481922), (44, 459529020), (45, 449317264), (48, 421234935), (55, 367623216), (60, 336987948), (66, 306352680), (72, 280823290), (80, 252740961), (88, 229764510), (90, 224658632), (99, 204235120), (110, 183811608), (120, 168493974), (132, 153176340), (144, 140411645), (165, 122541072), (176, 114882255), (180, 112329316), (198, 102117560), (220, 91905804), (240, 84246987), (264, 76588170), (330, 61270536), (360, 56164658), (396, 51058780), (440, 45952902), (495, 40847024), (528, 38294085), (660, 30635268), (720, 28082329), (792, 25529390), (880, 22976451), (990, 20423512), (1320, 15317634), (1584, 12764695), (1980, 10211756), (2640, 7658817), (3960, 5105878), (7920, 2552939)]