16273840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18493}}^1$

素因数の和:18517

約数の個数: 40

約数和(自身を含む): 41278608

約数和(自身を除く): 25004768

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 18493, 36986, 73972, 92465, 147944, 184930, 203423, 295888, 369860, 406846, 739720, 813692, 1017115, 1479440, 1627384, 2034230, 3254768, 4068460, 8136920, 16273840]

約数ペア:

[(1, 16273840), (2, 8136920), (4, 4068460), (5, 3254768), (8, 2034230), (10, 1627384), (11, 1479440), (16, 1017115), (20, 813692), (22, 739720), (40, 406846), (44, 369860), (55, 295888), (80, 203423), (88, 184930), (110, 147944), (176, 92465), (220, 73972), (440, 36986), (880, 18493)]