12995030

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{643}}^1$

素因数の和:740

約数の個数: 32

約数和(自身を含む): 24482304

約数和(自身を除く): 11487274

約数列:

[1, 2, 5, 10, 43, 47, 86, 94, 215, 235, 430, 470, 643, 1286, 2021, 3215, 4042, 6430, 10105, 20210, 27649, 30221, 55298, 60442, 138245, 151105, 276490, 302210, 1299503, 2599006, 6497515, 12995030]

約数ペア:

[(1, 12995030), (2, 6497515), (5, 2599006), (10, 1299503), (43, 302210), (47, 276490), (86, 151105), (94, 138245), (215, 60442), (235, 55298), (430, 30221), (470, 27649), (643, 20210), (1286, 10105), (2021, 6430), (3215, 4042)]