201747980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1441057}}^1$

素因数の和:1441073

約数の個数: 24

約数和(自身を含む): 484195488

約数和(自身を除く): 282447508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1441057, 2882114, 5764228, 7205285, 10087399, 14410570, 20174798, 28821140, 40349596, 50436995, 100873990, 201747980]

約数ペア:

[(1, 201747980), (2, 100873990), (4, 50436995), (5, 40349596), (7, 28821140), (10, 20174798), (14, 14410570), (20, 10087399), (28, 7205285), (35, 5764228), (70, 2882114), (140, 1441057)]