3455440

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{919}}^1$

素因数の和:979

約数の個数: 40

約数和(自身を含む): 8213760

約数和(自身を除く): 4758320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 919, 940, 1838, 1880, 3676, 3760, 4595, 7352, 9190, 14704, 18380, 36760, 43193, 73520, 86386, 172772, 215965, 345544, 431930, 691088, 863860, 1727720, 3455440]

約数ペア:

[(1, 3455440), (2, 1727720), (4, 863860), (5, 691088), (8, 431930), (10, 345544), (16, 215965), (20, 172772), (40, 86386), (47, 73520), (80, 43193), (94, 36760), (188, 18380), (235, 14704), (376, 9190), (470, 7352), (752, 4595), (919, 3760), (940, 3676), (1838, 1880)]