4774220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21701}}^1$

素因数の和:21721

約数の個数: 24

約数和(自身を含む): 10937808

約数和(自身を除く): 6163588

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 21701, 43402, 86804, 108505, 217010, 238711, 434020, 477422, 954844, 1193555, 2387110, 4774220]

約数ペア:

[(1, 4774220), (2, 2387110), (4, 1193555), (5, 954844), (10, 477422), (11, 434020), (20, 238711), (22, 217010), (44, 108505), (55, 86804), (110, 43402), (220, 21701)]