85420940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{388277}}^1$

素因数の和:388297

約数の個数: 24

約数和(自身を含む): 195692112

約数和(自身を除く): 110271172

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 388277, 776554, 1553108, 1941385, 3882770, 4271047, 7765540, 8542094, 17084188, 21355235, 42710470, 85420940]

約数ペア:

[(1, 85420940), (2, 42710470), (4, 21355235), (5, 17084188), (10, 8542094), (11, 7765540), (20, 4271047), (22, 3882770), (44, 1941385), (55, 1553108), (110, 776554), (220, 388277)]