1245403940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5660927}}^1$

素因数の和:5660947

約数の個数: 24

約数和(自身を含む): 2853107712

約数和(自身を除く): 1607703772

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 5660927, 11321854, 22643708, 28304635, 56609270, 62270197, 113218540, 124540394, 249080788, 311350985, 622701970, 1245403940]

約数ペア:

[(1, 1245403940), (2, 622701970), (4, 311350985), (5, 249080788), (10, 124540394), (11, 113218540), (20, 62270197), (22, 56609270), (44, 28304635), (55, 22643708), (110, 11321854), (220, 5660927)]