19712770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25601}}^1$

素因数の和:25626

約数の個数: 32

約数和(自身を含む): 44240256

約数和(自身を除く): 24527486

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 25601, 51202, 128005, 179207, 256010, 281611, 358414, 563222, 896035, 1408055, 1792070, 1971277, 2816110, 3942554, 9856385, 19712770]

約数ペア:

[(1, 19712770), (2, 9856385), (5, 3942554), (7, 2816110), (10, 1971277), (11, 1792070), (14, 1408055), (22, 896035), (35, 563222), (55, 358414), (70, 281611), (77, 256010), (110, 179207), (154, 128005), (385, 51202), (770, 25601)]