2019460730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{324151}}^1$

素因数の和:324254

約数の個数: 32

約数和(自身を含む): 4201009920

約数和(自身を除く): 2181549190

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 6230, 324151, 648302, 1620755, 2269057, 3241510, 4538114, 11345285, 22690570, 28849439, 57698878, 144247195, 201946073, 288494390, 403892146, 1009730365, 2019460730]

約数ペア:

[(1, 2019460730), (2, 1009730365), (5, 403892146), (7, 288494390), (10, 201946073), (14, 144247195), (35, 57698878), (70, 28849439), (89, 22690570), (178, 11345285), (445, 4538114), (623, 3241510), (890, 2269057), (1246, 1620755), (3115, 648302), (6230, 324151)]