54961520

素因数分解:

$2^4\times 5^1\times {\mathrm{687019}}^1$

素因数の和:687032

約数の個数: 20

約数和(自身を含む): 127785720

約数和(自身を除く): 72824200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 687019, 1374038, 2748076, 3435095, 5496152, 6870190, 10992304, 13740380, 27480760, 54961520]

約数ペア:

[(1, 54961520), (2, 27480760), (4, 13740380), (5, 10992304), (8, 6870190), (10, 5496152), (16, 3435095), (20, 2748076), (40, 1374038), (80, 687019)]