7040020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27077}}^1$

素因数の和:27099

約数の個数: 24

約数和(自身を含む): 15921864

約数和(自身を除く): 8881844

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 27077, 54154, 108308, 135385, 270770, 352001, 541540, 704002, 1408004, 1760005, 3520010, 7040020]

約数ペア:

[(1, 7040020), (2, 3520010), (4, 1760005), (5, 1408004), (10, 704002), (13, 541540), (20, 352001), (26, 270770), (52, 135385), (65, 108308), (130, 54154), (260, 27077)]