90234670

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{20369}}^1$

素因数の和:20819

約数の個数: 16

約数和(自身を含む): 162797040

約数和(自身を除く): 72562370

約数列:

[1, 2, 5, 10, 443, 886, 2215, 4430, 20369, 40738, 101845, 203690, 9023467, 18046934, 45117335, 90234670]

約数ペア:

[(1, 90234670), (2, 45117335), (5, 18046934), (10, 9023467), (443, 203690), (886, 101845), (2215, 40738), (4430, 20369)]