127330240

素因数分解:

$2^6\times 5^1\times {\mathrm{397907}}^1$

素因数の和:397924

約数の個数: 28

約数和(自身を含む): 303205896

約数和(自身を除く): 175875656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 397907, 795814, 1591628, 1989535, 3183256, 3979070, 6366512, 7958140, 12733024, 15916280, 25466048, 31832560, 63665120, 127330240]

約数ペア:

[(1, 127330240), (2, 63665120), (4, 31832560), (5, 25466048), (8, 15916280), (10, 12733024), (16, 7958140), (20, 6366512), (32, 3979070), (40, 3183256), (64, 1989535), (80, 1591628), (160, 795814), (320, 397907)]