20427240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{170227}}^1$

素因数の和:170241

約数の個数: 32

約数和(自身を含む): 61282080

約数和(自身を除く): 40854840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 170227, 340454, 510681, 680908, 851135, 1021362, 1361816, 1702270, 2042724, 2553405, 3404540, 4085448, 5106810, 6809080, 10213620, 20427240]

約数ペア:

[(1, 20427240), (2, 10213620), (3, 6809080), (4, 5106810), (5, 4085448), (6, 3404540), (8, 2553405), (10, 2042724), (12, 1702270), (15, 1361816), (20, 1021362), (24, 851135), (30, 680908), (40, 510681), (60, 340454), (120, 170227)]