16217080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{36857}}^1$

素因数の和:36879

約数の個数: 32

約数和(自身を含む): 39806640

約数和(自身を除く): 23589560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 36857, 73714, 147428, 184285, 294856, 368570, 405427, 737140, 810854, 1474280, 1621708, 2027135, 3243416, 4054270, 8108540, 16217080]

約数ペア:

[(1, 16217080), (2, 8108540), (4, 4054270), (5, 3243416), (8, 2027135), (10, 1621708), (11, 1474280), (20, 810854), (22, 737140), (40, 405427), (44, 368570), (55, 294856), (88, 184285), (110, 147428), (220, 73714), (440, 36857)]