528045140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3771751}}^1$

素因数の和:3771767

約数の個数: 24

約数和(自身を含む): 1267308672

約数和(自身を除く): 739263532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3771751, 7543502, 15087004, 18858755, 26402257, 37717510, 52804514, 75435020, 105609028, 132011285, 264022570, 528045140]

約数ペア:

[(1, 528045140), (2, 264022570), (4, 132011285), (5, 105609028), (7, 75435020), (10, 52804514), (14, 37717510), (20, 26402257), (28, 18858755), (35, 15087004), (70, 7543502), (140, 3771751)]