118545520

素因数分解:

$2^4\times 5^1\times {\mathrm{1481819}}^1$

素因数の和:1481832

約数の個数: 20

約数和(自身を含む): 275618520

約数和(自身を除く): 157073000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1481819, 2963638, 5927276, 7409095, 11854552, 14818190, 23709104, 29636380, 59272760, 118545520]

約数ペア:

[(1, 118545520), (2, 59272760), (4, 29636380), (5, 23709104), (8, 14818190), (10, 11854552), (16, 7409095), (20, 5927276), (40, 2963638), (80, 1481819)]