20327780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{92399}}^1$

素因数の和:92419

約数の個数: 24

約数和(自身を含む): 46569600

約数和(自身を除く): 26241820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 92399, 184798, 369596, 461995, 923990, 1016389, 1847980, 2032778, 4065556, 5081945, 10163890, 20327780]

約数ペア:

[(1, 20327780), (2, 10163890), (4, 5081945), (5, 4065556), (10, 2032778), (11, 1847980), (20, 1016389), (22, 923990), (44, 461995), (55, 369596), (110, 184798), (220, 92399)]