1810369880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4114477}}^1$

素因数の和:4114499

約数の個数: 32

約数和(自身を含む): 4443636240

約数和(自身を除く): 2633266360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4114477, 8228954, 16457908, 20572385, 32915816, 41144770, 45259247, 82289540, 90518494, 164579080, 181036988, 226296235, 362073976, 452592470, 905184940, 1810369880]

約数ペア:

[(1, 1810369880), (2, 905184940), (4, 452592470), (5, 362073976), (8, 226296235), (10, 181036988), (11, 164579080), (20, 90518494), (22, 82289540), (40, 45259247), (44, 41144770), (55, 32915816), (88, 20572385), (110, 16457908), (220, 8228954), (440, 4114477)]