19197200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{4363}}^1$

素因数の和:4392

約数の個数: 60

約数和(自身を含む): 50325648

約数和(自身を除く): 31128448

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 4363, 4400, 8726, 17452, 21815, 34904, 43630, 47993, 69808, 87260, 95986, 109075, 174520, 191972, 218150, 239965, 349040, 383944, 436300, 479930, 767888, 872600, 959860, 1199825, 1745200, 1919720, 2399650, 3839440, 4799300, 9598600, 19197200]

約数ペア:

[(1, 19197200), (2, 9598600), (4, 4799300), (5, 3839440), (8, 2399650), (10, 1919720), (11, 1745200), (16, 1199825), (20, 959860), (22, 872600), (25, 767888), (40, 479930), (44, 436300), (50, 383944), (55, 349040), (80, 239965), (88, 218150), (100, 191972), (110, 174520), (176, 109075), (200, 95986), (220, 87260), (275, 69808), (400, 47993), (440, 43630), (550, 34904), (880, 21815), (1100, 17452), (2200, 8726), (4363, 4400)]