20646960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{86029}}^1$

素因数の和:86045

約数の個数: 40

約数和(自身を含む): 64006320

約数和(自身を除く): 43359360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 86029, 172058, 258087, 344116, 430145, 516174, 688232, 860290, 1032348, 1290435, 1376464, 1720580, 2064696, 2580870, 3441160, 4129392, 5161740, 6882320, 10323480, 20646960]

約数ペア:

[(1, 20646960), (2, 10323480), (3, 6882320), (4, 5161740), (5, 4129392), (6, 3441160), (8, 2580870), (10, 2064696), (12, 1720580), (15, 1376464), (16, 1290435), (20, 1032348), (24, 860290), (30, 688232), (40, 516174), (48, 430145), (60, 344116), (80, 258087), (120, 172058), (240, 86029)]