20441435480

素因数分解:

$2^3\times 5^1\times {\mathrm{511035887}}^1$

素因数の和:511035898

約数の個数: 16

約数和(自身を含む): 45993229920

約数和(自身を除く): 25551794440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 511035887, 1022071774, 2044143548, 2555179435, 4088287096, 5110358870, 10220717740, 20441435480]

約数ペア:

[(1, 20441435480), (2, 10220717740), (4, 5110358870), (5, 4088287096), (8, 2555179435), (10, 2044143548), (20, 1022071774), (40, 511035887)]