333640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1$

素因数の和:469

約数の個数: 32

約数和(自身を含む): 792000

約数和(自身を除く): 458360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 439, 760, 878, 1756, 2195, 3512, 4390, 8341, 8780, 16682, 17560, 33364, 41705, 66728, 83410, 166820, 333640]

約数ペア:

[(1, 333640), (2, 166820), (4, 83410), (5, 66728), (8, 41705), (10, 33364), (19, 17560), (20, 16682), (38, 8780), (40, 8341), (76, 4390), (95, 3512), (152, 2195), (190, 1756), (380, 878), (439, 760)]