4080972260

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1557623}}^1$

素因数の和:1557763

約数の個数: 24

約数和(自身を含む): 8635467456

約数和(自身を除く): 4554495196

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 1557623, 3115246, 6230492, 7788115, 15576230, 31152460, 204048613, 408097226, 816194452, 1020243065, 2040486130, 4080972260]

約数ペア:

[(1, 4080972260), (2, 2040486130), (4, 1020243065), (5, 816194452), (10, 408097226), (20, 204048613), (131, 31152460), (262, 15576230), (524, 7788115), (655, 6230492), (1310, 3115246), (2620, 1557623)]