54440240

素因数分解:

$2^4\times 5^1\times {\mathrm{680503}}^1$

素因数の和:680516

約数の個数: 20

約数和(自身を含む): 126573744

約数和(自身を除く): 72133504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 680503, 1361006, 2722012, 3402515, 5444024, 6805030, 10888048, 13610060, 27220120, 54440240]

約数ペア:

[(1, 54440240), (2, 27220120), (4, 13610060), (5, 10888048), (8, 6805030), (10, 5444024), (16, 3402515), (20, 2722012), (40, 1361006), (80, 680503)]