200712340

素因数分解:

$2^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{15511}}^1$

素因数の和:16167

約数の個数: 24

約数和(自身を含む): 422174592

約数和(自身を除く): 221462252

約数列:

[1, 2, 4, 5, 10, 20, 647, 1294, 2588, 3235, 6470, 12940, 15511, 31022, 62044, 77555, 155110, 310220, 10035617, 20071234, 40142468, 50178085, 100356170, 200712340]

約数ペア:

[(1, 200712340), (2, 100356170), (4, 50178085), (5, 40142468), (10, 20071234), (20, 10035617), (647, 310220), (1294, 155110), (2588, 77555), (3235, 62044), (6470, 31022), (12940, 15511)]