11245480

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6857}}^1$

素因数の和:6909

約数の個数: 32

約数和(自身を含む): 25923240

約数和(自身を除く): 14677760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 6857, 13714, 27428, 34285, 54856, 68570, 137140, 274280, 281137, 562274, 1124548, 1405685, 2249096, 2811370, 5622740, 11245480]

約数ペア:

[(1, 11245480), (2, 5622740), (4, 2811370), (5, 2249096), (8, 1405685), (10, 1124548), (20, 562274), (40, 281137), (41, 274280), (82, 137140), (164, 68570), (205, 54856), (328, 34285), (410, 27428), (820, 13714), (1640, 6857)]