239702990

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{219911}}^1$

素因数の和:220027

約数の個数: 16

約数和(自身を含む): 435425760

約数和(自身を除く): 195722770

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 219911, 439822, 1099555, 2199110, 23970299, 47940598, 119851495, 239702990]

約数ペア:

[(1, 239702990), (2, 119851495), (5, 47940598), (10, 23970299), (109, 2199110), (218, 1099555), (545, 439822), (1090, 219911)]