7800270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{260009}}^1$

素因数の和:260019

約数の個数: 16

約数和(自身を含む): 18720720

約数和(自身を除く): 10920450

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 260009, 520018, 780027, 1300045, 1560054, 2600090, 3900135, 7800270]

約数ペア:

[(1, 7800270), (2, 3900135), (3, 2600090), (5, 1560054), (6, 1300045), (10, 780027), (15, 520018), (30, 260009)]