5387920

素因数分解:

$2^4\times 5^1\times {\mathrm{67349}}^1$

素因数の和:67362

約数の個数: 20

約数和(自身を含む): 12527100

約数和(自身を除く): 7139180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 67349, 134698, 269396, 336745, 538792, 673490, 1077584, 1346980, 2693960, 5387920]

約数ペア:

[(1, 5387920), (2, 2693960), (4, 1346980), (5, 1077584), (8, 673490), (10, 538792), (16, 336745), (20, 269396), (40, 134698), (80, 67349)]