20302730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{290039}}^1$

素因数の和:290053

約数の個数: 16

約数和(自身を含む): 41765760

約数和(自身を除く): 21463030

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 290039, 580078, 1450195, 2030273, 2900390, 4060546, 10151365, 20302730]

約数ペア:

[(1, 20302730), (2, 10151365), (5, 4060546), (7, 2900390), (10, 2030273), (14, 1450195), (35, 580078), (70, 290039)]