1727720

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{919}}^1$

素因数の和:977

約数の個数: 32

約数和(自身を含む): 3974400

約数和(自身を除く): 2246680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 919, 940, 1838, 1880, 3676, 4595, 7352, 9190, 18380, 36760, 43193, 86386, 172772, 215965, 345544, 431930, 863860, 1727720]

約数ペア:

[(1, 1727720), (2, 863860), (4, 431930), (5, 345544), (8, 215965), (10, 172772), (20, 86386), (40, 43193), (47, 36760), (94, 18380), (188, 9190), (235, 7352), (376, 4595), (470, 3676), (919, 1880), (940, 1838)]