54445520

素因数分解:

$2^4\times 5^1\times {\mathrm{680569}}^1$

素因数の和:680582

約数の個数: 20

約数和(自身を含む): 126586020

約数和(自身を除く): 72140500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 680569, 1361138, 2722276, 3402845, 5444552, 6805690, 10889104, 13611380, 27222760, 54445520]

約数ペア:

[(1, 54445520), (2, 27222760), (4, 13611380), (5, 10889104), (8, 6805690), (10, 5444552), (16, 3402845), (20, 2722276), (40, 1361138), (80, 680569)]