40390054852

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{20316929}}^1$

素因数の和:20317011

約数の個数: 24

約数和(自身を含む): 81917861760

約数和(自身を除く): 41527806908

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 20316929, 40633858, 81267716, 142218503, 284437006, 568874012, 1442501959, 2885003918, 5770007836, 10097513713, 20195027426, 40390054852]

約数ペア:

[(1, 40390054852), (2, 20195027426), (4, 10097513713), (7, 5770007836), (14, 2885003918), (28, 1442501959), (71, 568874012), (142, 284437006), (284, 142218503), (497, 81267716), (994, 40633858), (1988, 20316929)]