40314320

素因数分解:

$2^4\times 5^1\times {\mathrm{503929}}^1$

素因数の和:503942

約数の個数: 20

約数和(自身を含む): 93730980

約数和(自身を除く): 53416660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 503929, 1007858, 2015716, 2519645, 4031432, 5039290, 8062864, 10078580, 20157160, 40314320]

約数ペア:

[(1, 40314320), (2, 20157160), (4, 10078580), (5, 8062864), (8, 5039290), (10, 4031432), (16, 2519645), (20, 2015716), (40, 1007858), (80, 503929)]