8051920

素因数分解:

$2^4\times 5^1\times {\mathrm{100649}}^1$

素因数の和:100662

約数の個数: 20

約数和(自身を含む): 18720900

約数和(自身を除く): 10668980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 100649, 201298, 402596, 503245, 805192, 1006490, 1610384, 2012980, 4025960, 8051920]

約数ペア:

[(1, 8051920), (2, 4025960), (4, 2012980), (5, 1610384), (8, 1006490), (10, 805192), (16, 503245), (20, 402596), (40, 201298), (80, 100649)]