208079080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{472907}}^1$

素因数の和:472929

約数の個数: 32

約数和(自身を含む): 510740640

約数和(自身を除く): 302661560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 472907, 945814, 1891628, 2364535, 3783256, 4729070, 5201977, 9458140, 10403954, 18916280, 20807908, 26009885, 41615816, 52019770, 104039540, 208079080]

約数ペア:

[(1, 208079080), (2, 104039540), (4, 52019770), (5, 41615816), (8, 26009885), (10, 20807908), (11, 18916280), (20, 10403954), (22, 9458140), (40, 5201977), (44, 4729070), (55, 3783256), (88, 2364535), (110, 1891628), (220, 945814), (440, 472907)]