20172385730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{4391}}^1\times {\mathrm{65629}}^1$

素因数の和:70034

約数の個数: 32

約数和(自身を含む): 41507562240

約数和(自身を除く): 21335176510

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 4391, 8782, 21955, 30737, 43910, 61474, 65629, 131258, 153685, 307370, 328145, 459403, 656290, 918806, 2297015, 4594030, 288176939, 576353878, 1440884695, 2017238573, 2881769390, 4034477146, 10086192865, 20172385730]

約数ペア:

[(1, 20172385730), (2, 10086192865), (5, 4034477146), (7, 2881769390), (10, 2017238573), (14, 1440884695), (35, 576353878), (70, 288176939), (4391, 4594030), (8782, 2297015), (21955, 918806), (30737, 656290), (43910, 459403), (61474, 328145), (65629, 307370), (131258, 153685)]