55100560

素因数分解:

$2^4\times 5^1\times {\mathrm{688757}}^1$

素因数の和:688770

約数の個数: 20

約数和(自身を含む): 128108988

約数和(自身を除く): 73008428

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 688757, 1377514, 2755028, 3443785, 5510056, 6887570, 11020112, 13775140, 27550280, 55100560]

約数ペア:

[(1, 55100560), (2, 27550280), (4, 13775140), (5, 11020112), (8, 6887570), (10, 5510056), (16, 3443785), (20, 2755028), (40, 1377514), (80, 688757)]