124442320

素因数分解:

$2^4\times 5^1\times {\mathrm{1555529}}^1$

素因数の和:1555542

約数の個数: 20

約数和(自身を含む): 289328580

約数和(自身を除く): 164886260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1555529, 3111058, 6222116, 7777645, 12444232, 15555290, 24888464, 31110580, 62221160, 124442320]

約数ペア:

[(1, 124442320), (2, 62221160), (4, 31110580), (5, 24888464), (8, 15555290), (10, 12444232), (16, 7777645), (20, 6222116), (40, 3111058), (80, 1555529)]