2531480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{9041}}^1$

素因数の和:9059

約数の個数: 32

約数和(自身を含む): 6510240

約数和(自身を除く): 3978760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 9041, 18082, 36164, 45205, 63287, 72328, 90410, 126574, 180820, 253148, 316435, 361640, 506296, 632870, 1265740, 2531480]

約数ペア:

[(1, 2531480), (2, 1265740), (4, 632870), (5, 506296), (7, 361640), (8, 316435), (10, 253148), (14, 180820), (20, 126574), (28, 90410), (35, 72328), (40, 63287), (56, 45205), (70, 36164), (140, 18082), (280, 9041)]