1302550

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:360

約数の個数: 24

約数和(自身を含む): 2455200

約数和(自身を除く): 1152650

約数列:

[1, 2, 5, 10, 25, 50, 109, 218, 239, 478, 545, 1090, 1195, 2390, 2725, 5450, 5975, 11950, 26051, 52102, 130255, 260510, 651275, 1302550]

約数ペア:

[(1, 1302550), (2, 651275), (5, 260510), (10, 130255), (25, 52102), (50, 26051), (109, 11950), (218, 5975), (239, 5450), (478, 2725), (545, 2390), (1090, 1195)]