49805480

素因数分解:

$2^3\times 5^1\times {\mathrm{1245137}}^1$

素因数の和:1245148

約数の個数: 16

約数和(自身を含む): 112062420

約数和(自身を除く): 62256940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1245137, 2490274, 4980548, 6225685, 9961096, 12451370, 24902740, 49805480]

約数ペア:

[(1, 49805480), (2, 24902740), (4, 12451370), (5, 9961096), (8, 6225685), (10, 4980548), (20, 2490274), (40, 1245137)]