1668200

素因数分解:

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

素因数の和:474

約数の個数: 48

約数和(自身を含む): 4092000

約数和(自身を除く): 2423800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 439, 475, 760, 878, 950, 1756, 1900, 2195, 3512, 3800, 4390, 8341, 8780, 10975, 16682, 17560, 21950, 33364, 41705, 43900, 66728, 83410, 87800, 166820, 208525, 333640, 417050, 834100, 1668200]

約数ペア:

[(1, 1668200), (2, 834100), (4, 417050), (5, 333640), (8, 208525), (10, 166820), (19, 87800), (20, 83410), (25, 66728), (38, 43900), (40, 41705), (50, 33364), (76, 21950), (95, 17560), (100, 16682), (152, 10975), (190, 8780), (200, 8341), (380, 4390), (439, 3800), (475, 3512), (760, 2195), (878, 1900), (950, 1756)]