18057320

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{4219}}^1$

素因数の和:4337

約数の個数: 32

約数和(自身を含む): 41018400

約数和(自身を除く): 22961080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4219, 4280, 8438, 16876, 21095, 33752, 42190, 84380, 168760, 451433, 902866, 1805732, 2257165, 3611464, 4514330, 9028660, 18057320]

約数ペア:

[(1, 18057320), (2, 9028660), (4, 4514330), (5, 3611464), (8, 2257165), (10, 1805732), (20, 902866), (40, 451433), (107, 168760), (214, 84380), (428, 42190), (535, 33752), (856, 21095), (1070, 16876), (2140, 8438), (4219, 4280)]