11478800

素因数分解:

$2^4\times 5^2\times {\mathrm{28697}}^1$

素因数の和:28715

約数の個数: 30

約数和(自身を含む): 27578778

約数和(自身を除く): 16099978

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 28697, 57394, 114788, 143485, 229576, 286970, 459152, 573940, 717425, 1147880, 1434850, 2295760, 2869700, 5739400, 11478800]

約数ペア:

[(1, 11478800), (2, 5739400), (4, 2869700), (5, 2295760), (8, 1434850), (10, 1147880), (16, 717425), (20, 573940), (25, 459152), (40, 286970), (50, 229576), (80, 143485), (100, 114788), (200, 57394), (400, 28697)]