2013990005

素因数分解:

$5^1\times {\mathrm{241}}^1\times {\mathrm{349}}^1\times {\mathrm{4789}}^1$

素因数の和:5384

約数の個数: 16

約数和(自身を含む): 2434278000

約数和(自身を除く): 420287995

約数列:

[1, 5, 241, 349, 1205, 1745, 4789, 23945, 84109, 420545, 1154149, 1671361, 5770745, 8356805, 402798001, 2013990005]

約数ペア:

[(1, 2013990005), (5, 402798001), (241, 8356805), (349, 5770745), (1205, 1671361), (1745, 1154149), (4789, 420545), (23945, 84109)]