67372720

素因数分解:

$2^4\times 5^1\times {\mathrm{842159}}^1$

素因数の和:842172

約数の個数: 20

約数和(自身を含む): 156641760

約数和(自身を除く): 89269040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 842159, 1684318, 3368636, 4210795, 6737272, 8421590, 13474544, 16843180, 33686360, 67372720]

約数ペア:

[(1, 67372720), (2, 33686360), (4, 16843180), (5, 13474544), (8, 8421590), (10, 6737272), (16, 4210795), (20, 3368636), (40, 1684318), (80, 842159)]