2488577540

素因数分解:

$2^2\times 5^1\times {\mathrm{31193}}^1\times {\mathrm{3989}}^1$

素因数の和:35191

約数の個数: 24

約数和(自身を含む): 5227490520

約数和(自身を除く): 2738912980

約数列:

[1, 2, 4, 5, 10, 20, 3989, 7978, 15956, 19945, 31193, 39890, 62386, 79780, 124772, 155965, 311930, 623860, 124428877, 248857754, 497715508, 622144385, 1244288770, 2488577540]

約数ペア:

[(1, 2488577540), (2, 1244288770), (4, 622144385), (5, 497715508), (10, 248857754), (20, 124428877), (3989, 623860), (7978, 311930), (15956, 155965), (19945, 124772), (31193, 79780), (39890, 62386)]