156966740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1121191}}^1$

素因数の和:1121207

約数の個数: 24

約数和(自身を含む): 376720512

約数和(自身を除く): 219753772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1121191, 2242382, 4484764, 5605955, 7848337, 11211910, 15696674, 22423820, 31393348, 39241685, 78483370, 156966740]

約数ペア:

[(1, 156966740), (2, 78483370), (4, 39241685), (5, 31393348), (7, 22423820), (10, 15696674), (14, 11211910), (20, 7848337), (28, 5605955), (35, 4484764), (70, 2242382), (140, 1121191)]