12854390

素因数分解:

$2^1\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{1259}}^1$

素因数の和:2287

約数の個数: 16

約数和(自身を含む): 23178960

約数和(自身を除く): 10324570

約数列:

[1, 2, 5, 10, 1021, 1259, 2042, 2518, 5105, 6295, 10210, 12590, 1285439, 2570878, 6427195, 12854390]

約数ペア:

[(1, 12854390), (2, 6427195), (5, 2570878), (10, 1285439), (1021, 12590), (1259, 10210), (2042, 6295), (2518, 5105)]