20122072080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7621997}}^1$

素因数の和:7622024

約数の個数: 80

約数和(自身を含む): 68049198144

約数和(自身を除く): 47927126064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 7621997, 15243994, 22865991, 30487988, 38109985, 45731982, 60975976, 76219970, 83841967, 91463964, 114329955, 121951952, 152439940, 167683934, 182927928, 228659910, 251525901, 304879880, 335367868, 365855856, 419209835, 457319820, 503051802, 609759760, 670735736, 838419670, 914639640, 1006103604, 1257629505, 1341471472, 1676839340, 1829279280, 2012207208, 2515259010, 3353678680, 4024414416, 5030518020, 6707357360, 10061036040, 20122072080]

約数ペア:

[(1, 20122072080), (2, 10061036040), (3, 6707357360), (4, 5030518020), (5, 4024414416), (6, 3353678680), (8, 2515259010), (10, 2012207208), (11, 1829279280), (12, 1676839340), (15, 1341471472), (16, 1257629505), (20, 1006103604), (22, 914639640), (24, 838419670), (30, 670735736), (33, 609759760), (40, 503051802), (44, 457319820), (48, 419209835), (55, 365855856), (60, 335367868), (66, 304879880), (80, 251525901), (88, 228659910), (110, 182927928), (120, 167683934), (132, 152439940), (165, 121951952), (176, 114329955), (220, 91463964), (240, 83841967), (264, 76219970), (330, 60975976), (440, 45731982), (528, 38109985), (660, 30487988), (880, 22865991), (1320, 15243994), (2640, 7621997)]