202390480

素因数分解:

$2^4\times 5^1\times {\mathrm{2529881}}^1$

素因数の和:2529894

約数の個数: 20

約数和(自身を含む): 470558052

約数和(自身を除く): 268167572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2529881, 5059762, 10119524, 12649405, 20239048, 25298810, 40478096, 50597620, 101195240, 202390480]

約数ペア:

[(1, 202390480), (2, 101195240), (4, 50597620), (5, 40478096), (8, 25298810), (10, 20239048), (16, 12649405), (20, 10119524), (40, 5059762), (80, 2529881)]