83789860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{54409}}^1$

素因数の和:54436

約数の個数: 48

約数和(自身を含む): 219381120

約数和(自身を除く): 135591260

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 54409, 108818, 217636, 272045, 380863, 544090, 598499, 761726, 1088180, 1196998, 1523452, 1904315, 2393996, 2992495, 3808630, 4189493, 5984990, 7617260, 8378986, 11969980, 16757972, 20947465, 41894930, 83789860]

約数ペア:

[(1, 83789860), (2, 41894930), (4, 20947465), (5, 16757972), (7, 11969980), (10, 8378986), (11, 7617260), (14, 5984990), (20, 4189493), (22, 3808630), (28, 2992495), (35, 2393996), (44, 1904315), (55, 1523452), (70, 1196998), (77, 1088180), (110, 761726), (140, 598499), (154, 544090), (220, 380863), (308, 272045), (385, 217636), (770, 108818), (1540, 54409)]