205044910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{418459}}^1$

素因数の和:418480

約数の個数: 24

約数和(自身を含む): 429339960

約数和(自身を除く): 224295050

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 418459, 836918, 2092295, 2929213, 4184590, 5858426, 14646065, 20504491, 29292130, 41008982, 102522455, 205044910]

約数ペア:

[(1, 205044910), (2, 102522455), (5, 41008982), (7, 29292130), (10, 20504491), (14, 14646065), (35, 5858426), (49, 4184590), (70, 2929213), (98, 2092295), (245, 836918), (490, 418459)]