124380560

素因数分解:

$2^4\times 5^1\times {\mathrm{1554757}}^1$

素因数の和:1554770

約数の個数: 20

約数和(自身を含む): 289184988

約数和(自身を除く): 164804428

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1554757, 3109514, 6219028, 7773785, 12438056, 15547570, 24876112, 31095140, 62190280, 124380560]

約数ペア:

[(1, 124380560), (2, 62190280), (4, 31095140), (5, 24876112), (8, 15547570), (10, 12438056), (16, 7773785), (20, 6219028), (40, 3109514), (80, 1554757)]