268380016

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{2011}}^1$

素因数の和:2477

約数の個数: 40

約数和(自身を含む): 548873600

約数和(自身を除く): 280493584

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 439, 878, 1756, 2011, 3512, 4022, 7024, 8044, 8341, 16088, 16682, 32176, 33364, 38209, 66728, 76418, 133456, 152836, 305672, 611344, 882829, 1765658, 3531316, 7062632, 14125264, 16773751, 33547502, 67095004, 134190008, 268380016]

約数ペア:

[(1, 268380016), (2, 134190008), (4, 67095004), (8, 33547502), (16, 16773751), (19, 14125264), (38, 7062632), (76, 3531316), (152, 1765658), (304, 882829), (439, 611344), (878, 305672), (1756, 152836), (2011, 133456), (3512, 76418), (4022, 66728), (7024, 38209), (8044, 33364), (8341, 32176), (16088, 16682)]