19904367120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7539533}}^1$

素因数の和:7539560

約数の個数: 80

約数和(自身を含む): 67312959552

約数和(自身を除く): 47408592432

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, 7539533, 15079066, 22618599, 30158132, 37697665, 45237198, 60316264, 75395330, 82934863, 90474396, 113092995, 120632528, 150790660, 165869726, 180948792, 226185990, 248804589, 301581320, 331739452, 361897584, 414674315, 452371980, 497609178, 603162640, 663478904, 829348630, 904743960, 995218356, 1244022945, 1326957808, 1658697260, 1809487920, 1990436712, 2488045890, 3317394520, 3980873424, 4976091780, 6634789040, 9952183560, 19904367120]

約数ペア:

[(1, 19904367120), (2, 9952183560), (3, 6634789040), (4, 4976091780), (5, 3980873424), (6, 3317394520), (8, 2488045890), (10, 1990436712), (11, 1809487920), (12, 1658697260), (15, 1326957808), (16, 1244022945), (20, 995218356), (22, 904743960), (24, 829348630), (30, 663478904), (33, 603162640), (40, 497609178), (44, 452371980), (48, 414674315), (55, 361897584), (60, 331739452), (66, 301581320), (80, 248804589), (88, 226185990), (110, 180948792), (120, 165869726), (132, 150790660), (165, 120632528), (176, 113092995), (220, 90474396), (240, 82934863), (264, 75395330), (330, 60316264), (440, 45237198), (528, 37697665), (660, 30158132), (880, 22618599), (1320, 15079066), (2640, 7539533)]