2616260

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{509}}^1$

素因数の和:775

約数の個数: 24

約数和(自身を含む): 5526360

約数和(自身を除く): 2910100

約数列:

[1, 2, 4, 5, 10, 20, 257, 509, 514, 1018, 1028, 1285, 2036, 2545, 2570, 5090, 5140, 10180, 130813, 261626, 523252, 654065, 1308130, 2616260]

約数ペア:

[(1, 2616260), (2, 1308130), (4, 654065), (5, 523252), (10, 261626), (20, 130813), (257, 10180), (509, 5140), (514, 5090), (1018, 2570), (1028, 2545), (1285, 2036)]