55260560

素因数分解:

$2^4\times 5^1\times {\mathrm{690757}}^1$

素因数の和:690770

約数の個数: 20

約数和(自身を含む): 128480988

約数和(自身を除く): 73220428

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 690757, 1381514, 2763028, 3453785, 5526056, 6907570, 11052112, 13815140, 27630280, 55260560]

約数ペア:

[(1, 55260560), (2, 27630280), (4, 13815140), (5, 11052112), (8, 6907570), (10, 5526056), (16, 3453785), (20, 2763028), (40, 1381514), (80, 690757)]