1344740

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{947}}^1$

素因数の和:1027

約数の個数: 24

約数和(自身を含む): 2866752

約数和(自身を除く): 1522012

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 947, 1420, 1894, 3788, 4735, 9470, 18940, 67237, 134474, 268948, 336185, 672370, 1344740]

約数ペア:

[(1, 1344740), (2, 672370), (4, 336185), (5, 268948), (10, 134474), (20, 67237), (71, 18940), (142, 9470), (284, 4735), (355, 3788), (710, 1894), (947, 1420)]