3887860

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{557}}^1$

素因数の和:915

約数の個数: 24

約数和(自身を含む): 8202600

約数和(自身を除く): 4314740

約数列:

[1, 2, 4, 5, 10, 20, 349, 557, 698, 1114, 1396, 1745, 2228, 2785, 3490, 5570, 6980, 11140, 194393, 388786, 777572, 971965, 1943930, 3887860]

約数ペア:

[(1, 3887860), (2, 1943930), (4, 971965), (5, 777572), (10, 388786), (20, 194393), (349, 11140), (557, 6980), (698, 5570), (1114, 3490), (1396, 2785), (1745, 2228)]