306040390

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{280771}}^1$

素因数の和:280887

約数の個数: 16

約数和(自身を含む): 555928560

約数和(自身を除く): 249888170

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 280771, 561542, 1403855, 2807710, 30604039, 61208078, 153020195, 306040390]

約数ペア:

[(1, 306040390), (2, 153020195), (5, 61208078), (10, 30604039), (109, 2807710), (218, 1403855), (545, 561542), (1090, 280771)]