23247440

素因数分解:

$2^4\times 5^1\times {\mathrm{290593}}^1$

素因数の和:290606

約数の個数: 20

約数和(自身を含む): 54050484

約数和(自身を除く): 30803044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 290593, 581186, 1162372, 1452965, 2324744, 2905930, 4649488, 5811860, 11623720, 23247440]

約数ペア:

[(1, 23247440), (2, 11623720), (4, 5811860), (5, 4649488), (8, 2905930), (10, 2324744), (16, 1452965), (20, 1162372), (40, 581186), (80, 290593)]