1640804036

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{5777479}}^1$

素因数の和:5777554

約数の個数: 12

約数和(自身を含む): 2911849920

約数和(自身を除く): 1271045884

約数列:

[1, 2, 4, 71, 142, 284, 5777479, 11554958, 23109916, 410201009, 820402018, 1640804036]

約数ペア:

[(1, 1640804036), (2, 820402018), (4, 410201009), (71, 23109916), (142, 11554958), (284, 5777479)]