6542140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 15168384

約数和(自身を除く): 8626244

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 131, 220, 227, 262, 454, 524, 655, 908, 1135, 1310, 1441, 2270, 2497, 2620, 2882, 4540, 4994, 5764, 7205, 9988, 12485, 14410, 24970, 28820, 29737, 49940, 59474, 118948, 148685, 297370, 327107, 594740, 654214, 1308428, 1635535, 3271070, 6542140]

約数ペア:

[(1, 6542140), (2, 3271070), (4, 1635535), (5, 1308428), (10, 654214), (11, 594740), (20, 327107), (22, 297370), (44, 148685), (55, 118948), (110, 59474), (131, 49940), (220, 29737), (227, 28820), (262, 24970), (454, 14410), (524, 12485), (655, 9988), (908, 7205), (1135, 5764), (1310, 4994), (1441, 4540), (2270, 2882), (2497, 2620)]