18406160

素因数分解:

$2^4\times 5^1\times {\mathrm{230077}}^1$

素因数の和:230090

約数の個数: 20

約数和(自身を含む): 42794508

約数和(自身を除く): 24388348

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 230077, 460154, 920308, 1150385, 1840616, 2300770, 3681232, 4601540, 9203080, 18406160]

約数ペア:

[(1, 18406160), (2, 9203080), (4, 4601540), (5, 3681232), (8, 2300770), (10, 1840616), (16, 1150385), (20, 920308), (40, 460154), (80, 230077)]