71918740

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{50647}}^1$

素因数の和:50727

約数の個数: 24

約数和(自身を含む): 153159552

約数和(自身を除く): 81240812

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 50647, 101294, 202588, 253235, 506470, 1012940, 3595937, 7191874, 14383748, 17979685, 35959370, 71918740]

約数ペア:

[(1, 71918740), (2, 35959370), (4, 17979685), (5, 14383748), (10, 7191874), (20, 3595937), (71, 1012940), (142, 506470), (284, 253235), (355, 202588), (710, 101294), (1420, 50647)]