199535660

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{11863}}^1$

素因数の和:11930

約数の個数: 36

約数和(自身を含む): 434008848

約数和(自身を除く): 234473188

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 841, 1682, 3364, 4205, 8410, 11863, 16820, 23726, 47452, 59315, 118630, 237260, 344027, 688054, 1376108, 1720135, 3440270, 6880540, 9976783, 19953566, 39907132, 49883915, 99767830, 199535660]

約数ペア:

[(1, 199535660), (2, 99767830), (4, 49883915), (5, 39907132), (10, 19953566), (20, 9976783), (29, 6880540), (58, 3440270), (116, 1720135), (145, 1376108), (290, 688054), (580, 344027), (841, 237260), (1682, 118630), (3364, 59315), (4205, 47452), (8410, 23726), (11863, 16820)]