123893140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{884951}}^1$

素因数の和:884967

約数の個数: 24

約数和(自身を含む): 297343872

約数和(自身を除く): 173450732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 884951, 1769902, 3539804, 4424755, 6194657, 8849510, 12389314, 17699020, 24778628, 30973285, 61946570, 123893140]

約数ペア:

[(1, 123893140), (2, 61946570), (4, 30973285), (5, 24778628), (7, 17699020), (10, 12389314), (14, 8849510), (20, 6194657), (28, 4424755), (35, 3539804), (70, 1769902), (140, 884951)]