2720145

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4423}}^1$

素因数の和:4472

約数の個数: 16

約数和(自身を含む): 4459392

約数和(自身を除く): 1739247

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 4423, 13269, 22115, 66345, 181343, 544029, 906715, 2720145]

約数ペア:

[(1, 2720145), (3, 906715), (5, 544029), (15, 181343), (41, 66345), (123, 22115), (205, 13269), (615, 4423)]