18800480

素因数分解:

$2^5\times 5^1\times {\mathrm{117503}}^1$

素因数の和:117518

約数の個数: 24

約数和(自身を含む): 44416512

約数和(自身を除く): 25616032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 117503, 235006, 470012, 587515, 940024, 1175030, 1880048, 2350060, 3760096, 4700120, 9400240, 18800480]

約数ペア:

[(1, 18800480), (2, 9400240), (4, 4700120), (5, 3760096), (8, 2350060), (10, 1880048), (16, 1175030), (20, 940024), (32, 587515), (40, 470012), (80, 235006), (160, 117503)]