122745320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{161507}}^1$

素因数の和:161537

約数の個数: 32

約数和(自身を含む): 290714400

約数和(自身を除く): 167969080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 161507, 323014, 646028, 807535, 1292056, 1615070, 3068633, 3230140, 6137266, 6460280, 12274532, 15343165, 24549064, 30686330, 61372660, 122745320]

約数ペア:

[(1, 122745320), (2, 61372660), (4, 30686330), (5, 24549064), (8, 15343165), (10, 12274532), (19, 6460280), (20, 6137266), (38, 3230140), (40, 3068633), (76, 1615070), (95, 1292056), (152, 807535), (190, 646028), (380, 323014), (760, 161507)]