40942960

素因数分解:

$2^4\times 5^1\times {\mathrm{511787}}^1$

素因数の和:511800

約数の個数: 20

約数和(自身を含む): 95192568

約数和(自身を除く): 54249608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 511787, 1023574, 2047148, 2558935, 4094296, 5117870, 8188592, 10235740, 20471480, 40942960]

約数ペア:

[(1, 40942960), (2, 20471480), (4, 10235740), (5, 8188592), (8, 5117870), (10, 4094296), (16, 2558935), (20, 2047148), (40, 1023574), (80, 511787)]