40740100

素因数分解:

$2^2\times 5^2\times {\mathrm{407401}}^1$

素因数の和:407415

約数の個数: 18

約数和(自身を含む): 88406234

約数和(自身を除く): 47666134

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 407401, 814802, 1629604, 2037005, 4074010, 8148020, 10185025, 20370050, 40740100]

約数ペア:

[(1, 40740100), (2, 20370050), (4, 10185025), (5, 8148020), (10, 4074010), (20, 2037005), (25, 1629604), (50, 814802), (100, 407401)]