121880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 300240

約数和(自身を除く): 178360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 277, 440, 554, 1108, 1385, 2216, 2770, 3047, 5540, 6094, 11080, 12188, 15235, 24376, 30470, 60940, 121880]

約数ペア:

[(1, 121880), (2, 60940), (4, 30470), (5, 24376), (8, 15235), (10, 12188), (11, 11080), (20, 6094), (22, 5540), (40, 3047), (44, 2770), (55, 2216), (88, 1385), (110, 1108), (220, 554), (277, 440)]