40875280

素因数分解:

$2^4\times 5^1\times {\mathrm{510941}}^1$

素因数の和:510954

約数の個数: 20

約数和(自身を含む): 95035212

約数和(自身を除く): 54159932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 510941, 1021882, 2043764, 2554705, 4087528, 5109410, 8175056, 10218820, 20437640, 40875280]

約数ペア:

[(1, 40875280), (2, 20437640), (4, 10218820), (5, 8175056), (8, 5109410), (10, 4087528), (16, 2554705), (20, 2043764), (40, 1021882), (80, 510941)]