2012123890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{28744627}}^1$

素因数の和:28744641

約数の個数: 16

約数和(自身を含む): 4139226432

約数和(自身を除く): 2127102542

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 28744627, 57489254, 143723135, 201212389, 287446270, 402424778, 1006061945, 2012123890]

約数ペア:

[(1, 2012123890), (2, 1006061945), (5, 402424778), (7, 287446270), (10, 201212389), (14, 143723135), (35, 57489254), (70, 28744627)]