90002390

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{82571}}^1$

素因数の和:82687

約数の個数: 16

約数和(自身を含む): 163492560

約数和(自身を除く): 73490170

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 82571, 165142, 412855, 825710, 9000239, 18000478, 45001195, 90002390]

約数ペア:

[(1, 90002390), (2, 45001195), (5, 18000478), (10, 9000239), (109, 825710), (218, 412855), (545, 165142), (1090, 82571)]