72366160

素因数分解:

$2^4\times 5^1\times {\mathrm{904577}}^1$

素因数の和:904590

約数の個数: 20

約数和(自身を含む): 168251508

約数和(自身を除く): 95885348

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 904577, 1809154, 3618308, 4522885, 7236616, 9045770, 14473232, 18091540, 36183080, 72366160]

約数ペア:

[(1, 72366160), (2, 36183080), (4, 18091540), (5, 14473232), (8, 9045770), (10, 7236616), (16, 4522885), (20, 3618308), (40, 1809154), (80, 904577)]