2649430

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{5407}}^1$

素因数の和:5428

約数の個数: 24

約数和(自身を含む): 5548608

約数和(自身を除く): 2899178

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 5407, 10814, 27035, 37849, 54070, 75698, 189245, 264943, 378490, 529886, 1324715, 2649430]

約数ペア:

[(1, 2649430), (2, 1324715), (5, 529886), (7, 378490), (10, 264943), (14, 189245), (35, 75698), (49, 54070), (70, 37849), (98, 27035), (245, 10814), (490, 5407)]