20355240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{169627}}^1$

素因数の和:169641

約数の個数: 32

約数和(自身を含む): 61066080

約数和(自身を除く): 40710840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 169627, 339254, 508881, 678508, 848135, 1017762, 1357016, 1696270, 2035524, 2544405, 3392540, 4071048, 5088810, 6785080, 10177620, 20355240]

約数ペア:

[(1, 20355240), (2, 10177620), (3, 6785080), (4, 5088810), (5, 4071048), (6, 3392540), (8, 2544405), (10, 2035524), (12, 1696270), (15, 1357016), (20, 1017762), (24, 848135), (30, 678508), (40, 508881), (60, 339254), (120, 169627)]