11395640

素因数分解:

$2^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{661}}^1$

素因数の和:1103

約数の個数: 32

約数和(自身を含む): 25738560

約数和(自身を除く): 14342920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 431, 661, 862, 1322, 1724, 2155, 2644, 3305, 3448, 4310, 5288, 6610, 8620, 13220, 17240, 26440, 284891, 569782, 1139564, 1424455, 2279128, 2848910, 5697820, 11395640]

約数ペア:

[(1, 11395640), (2, 5697820), (4, 2848910), (5, 2279128), (8, 1424455), (10, 1139564), (20, 569782), (40, 284891), (431, 26440), (661, 17240), (862, 13220), (1322, 8620), (1724, 6610), (2155, 5288), (2644, 4310), (3305, 3448)]