20113960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21863}}^1$

素因数の和:21897

約数の個数: 32

約数和(自身を含む): 47226240

約数和(自身を除く): 27112280

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 21863, 43726, 87452, 109315, 174904, 218630, 437260, 502849, 874520, 1005698, 2011396, 2514245, 4022792, 5028490, 10056980, 20113960]

約数ペア:

[(1, 20113960), (2, 10056980), (4, 5028490), (5, 4022792), (8, 2514245), (10, 2011396), (20, 1005698), (23, 874520), (40, 502849), (46, 437260), (92, 218630), (115, 174904), (184, 109315), (230, 87452), (460, 43726), (920, 21863)]