12816080

素因数分解:

$2^4\times 5^1\times {\mathrm{160201}}^1$

素因数の和:160214

約数の個数: 20

約数和(自身を含む): 29797572

約数和(自身を除く): 16981492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 160201, 320402, 640804, 801005, 1281608, 1602010, 2563216, 3204020, 6408040, 12816080]

約数ペア:

[(1, 12816080), (2, 6408040), (4, 3204020), (5, 2563216), (8, 1602010), (10, 1281608), (16, 801005), (20, 640804), (40, 320402), (80, 160201)]