68555120

素因数分解:

$2^4\times 5^1\times {\mathrm{856939}}^1$

素因数の和:856952

約数の個数: 20

約数和(自身を含む): 159390840

約数和(自身を除く): 90835720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 856939, 1713878, 3427756, 4284695, 6855512, 8569390, 13711024, 17138780, 34277560, 68555120]

約数ペア:

[(1, 68555120), (2, 34277560), (4, 17138780), (5, 13711024), (8, 8569390), (10, 6855512), (16, 4284695), (20, 3427756), (40, 1713878), (80, 856939)]