222120140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1009637}}^1$

素因数の和:1009657

約数の個数: 24

約数和(自身を含む): 508857552

約数和(自身を除く): 286737412

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1009637, 2019274, 4038548, 5048185, 10096370, 11106007, 20192740, 22212014, 44424028, 55530035, 111060070, 222120140]

約数ペア:

[(1, 222120140), (2, 111060070), (4, 55530035), (5, 44424028), (10, 22212014), (11, 20192740), (20, 11106007), (22, 10096370), (44, 5048185), (55, 4038548), (110, 2019274), (220, 1009637)]