314320

素因数分解:

$2^4\times 5^1\times {\mathrm{3929}}^1$

素因数の和:3942

約数の個数: 20

約数和(自身を含む): 730980

約数和(自身を除く): 416660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3929, 7858, 15716, 19645, 31432, 39290, 62864, 78580, 157160, 314320]

約数ペア:

[(1, 314320), (2, 157160), (4, 78580), (5, 62864), (8, 39290), (10, 31432), (16, 19645), (20, 15716), (40, 7858), (80, 3929)]