20403749030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{291482129}}^1$

素因数の和:291482143

約数の個数: 16

約数和(自身を含む): 41973426720

約数和(自身を除く): 21569677690

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 291482129, 582964258, 1457410645, 2040374903, 2914821290, 4080749806, 10201874515, 20403749030]

約数ペア:

[(1, 20403749030), (2, 10201874515), (5, 4080749806), (7, 2914821290), (10, 2040374903), (14, 1457410645), (35, 582964258), (70, 291482129)]