201284560

素因数分解:

$2^4\times 5^1\times {\mathrm{2516057}}^1$

素因数の和:2516070

約数の個数: 20

約数和(自身を含む): 467986788

約数和(自身を除く): 266702228

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2516057, 5032114, 10064228, 12580285, 20128456, 25160570, 40256912, 50321140, 100642280, 201284560]

約数ペア:

[(1, 201284560), (2, 100642280), (4, 50321140), (5, 40256912), (8, 25160570), (10, 20128456), (16, 12580285), (20, 10064228), (40, 5032114), (80, 2516057)]