404736880

素因数分解:

$2^4\times 5^1\times {\mathrm{5059211}}^1$

素因数の和:5059224

約数の個数: 20

約数和(自身を含む): 941013432

約数和(自身を除く): 536276552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5059211, 10118422, 20236844, 25296055, 40473688, 50592110, 80947376, 101184220, 202368440, 404736880]

約数ペア:

[(1, 404736880), (2, 202368440), (4, 101184220), (5, 80947376), (8, 50592110), (10, 40473688), (16, 25296055), (20, 20236844), (40, 10118422), (80, 5059211)]