11238740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18127}}^1$

素因数の和:18167

約数の個数: 24

約数和(自身を含む): 24364032

約数和(自身を除く): 13125292

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 18127, 36254, 72508, 90635, 181270, 362540, 561937, 1123874, 2247748, 2809685, 5619370, 11238740]

約数ペア:

[(1, 11238740), (2, 5619370), (4, 2809685), (5, 2247748), (10, 1123874), (20, 561937), (31, 362540), (62, 181270), (124, 90635), (155, 72508), (310, 36254), (620, 18127)]