19680460

素因数分解:

$2^2\times 5^1\times {\mathrm{829}}^1\times {\mathrm{1187}}^1$

素因数の和:2025

約数の個数: 24

約数和(自身を含む): 41413680

約数和(自身を除く): 21733220

約数列:

[1, 2, 4, 5, 10, 20, 829, 1187, 1658, 2374, 3316, 4145, 4748, 5935, 8290, 11870, 16580, 23740, 984023, 1968046, 3936092, 4920115, 9840230, 19680460]

約数ペア:

[(1, 19680460), (2, 9840230), (4, 4920115), (5, 3936092), (10, 1968046), (20, 984023), (829, 23740), (1187, 16580), (1658, 11870), (2374, 8290), (3316, 5935), (4145, 4748)]