2560485

素因数分解:

$3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{809}}^1$

素因数の和:1028

約数の個数: 16

約数和(自身を含む): 4121280

約数和(自身を除く): 1560795

約数列:

[1, 3, 5, 15, 211, 633, 809, 1055, 2427, 3165, 4045, 12135, 170699, 512097, 853495, 2560485]

約数ペア:

[(1, 2560485), (3, 853495), (5, 512097), (15, 170699), (211, 12135), (633, 4045), (809, 3165), (1055, 2427)]