20607580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{147197}}^1$

素因数の和:147213

約数の個数: 24

約数和(自身を含む): 49458528

約数和(自身を除く): 28850948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 147197, 294394, 588788, 735985, 1030379, 1471970, 2060758, 2943940, 4121516, 5151895, 10303790, 20607580]

約数ペア:

[(1, 20607580), (2, 10303790), (4, 5151895), (5, 4121516), (7, 2943940), (10, 2060758), (14, 1471970), (20, 1030379), (28, 735985), (35, 588788), (70, 294394), (140, 147197)]