1245328

素因数分解:

$2^4\times 7^1\times {\mathrm{11119}}^1$

素因数の和:11134

約数の個数: 20

約数和(自身を含む): 2757760

約数和(自身を除く): 1512432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 11119, 22238, 44476, 77833, 88952, 155666, 177904, 311332, 622664, 1245328]

約数ペア:

[(1, 1245328), (2, 622664), (4, 311332), (7, 177904), (8, 155666), (14, 88952), (16, 77833), (28, 44476), (56, 22238), (112, 11119)]