19059460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{136139}}^1$

素因数の和:136155

約数の個数: 24

約数和(自身を含む): 45743040

約数和(自身を除く): 26683580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 136139, 272278, 544556, 680695, 952973, 1361390, 1905946, 2722780, 3811892, 4764865, 9529730, 19059460]

約数ペア:

[(1, 19059460), (2, 9529730), (4, 4764865), (5, 3811892), (7, 2722780), (10, 1905946), (14, 1361390), (20, 952973), (28, 680695), (35, 544556), (70, 272278), (140, 136139)]