1712390

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1571}}^1$

素因数の和:1687

約数の個数: 16

約数和(自身を含む): 3112560

約数和(自身を除く): 1400170

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 1571, 3142, 7855, 15710, 171239, 342478, 856195, 1712390]

約数ペア:

[(1, 1712390), (2, 856195), (5, 342478), (10, 171239), (109, 15710), (218, 7855), (545, 3142), (1090, 1571)]