8136920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18493}}^1$

素因数の和:18515

約数の個数: 32

約数和(自身を含む): 19973520

約数和(自身を除く): 11836600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 18493, 36986, 73972, 92465, 147944, 184930, 203423, 369860, 406846, 739720, 813692, 1017115, 1627384, 2034230, 4068460, 8136920]

約数ペア:

[(1, 8136920), (2, 4068460), (4, 2034230), (5, 1627384), (8, 1017115), (10, 813692), (11, 739720), (20, 406846), (22, 369860), (40, 203423), (44, 184930), (55, 147944), (88, 92465), (110, 73972), (220, 36986), (440, 18493)]