200914580

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{67421}}^1$

素因数の和:67579

約数の個数: 24

約数和(自身を含む): 424758600

約数和(自身を除く): 223844020

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 67421, 134842, 269684, 337105, 674210, 1348420, 10045729, 20091458, 40182916, 50228645, 100457290, 200914580]

約数ペア:

[(1, 200914580), (2, 100457290), (4, 50228645), (5, 40182916), (10, 20091458), (20, 10045729), (149, 1348420), (298, 674210), (596, 337105), (745, 269684), (1490, 134842), (2980, 67421)]