56365820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{402613}}^1$

素因数の和:402629

約数の個数: 24

約数和(自身を含む): 135278304

約数和(自身を除く): 78912484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 402613, 805226, 1610452, 2013065, 2818291, 4026130, 5636582, 8052260, 11273164, 14091455, 28182910, 56365820]

約数ペア:

[(1, 56365820), (2, 28182910), (4, 14091455), (5, 11273164), (7, 8052260), (10, 5636582), (14, 4026130), (20, 2818291), (28, 2013065), (35, 1610452), (70, 805226), (140, 402613)]