54396980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{247259}}^1$

素因数の和:247279

約数の個数: 24

約数和(自身を含む): 124619040

約数和(自身を除く): 70222060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 247259, 494518, 989036, 1236295, 2472590, 2719849, 4945180, 5439698, 10879396, 13599245, 27198490, 54396980]

約数ペア:

[(1, 54396980), (2, 27198490), (4, 13599245), (5, 10879396), (10, 5439698), (11, 4945180), (20, 2719849), (22, 2472590), (44, 1236295), (55, 989036), (110, 494518), (220, 247259)]