203386160

素因数分解:

$2^4\times 5^1\times {\mathrm{2542327}}^1$

素因数の和:2542340

約数の個数: 20

約数和(自身を含む): 472873008

約数和(自身を除く): 269486848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2542327, 5084654, 10169308, 12711635, 20338616, 25423270, 40677232, 50846540, 101693080, 203386160]

約数ペア:

[(1, 203386160), (2, 101693080), (4, 50846540), (5, 40677232), (8, 25423270), (10, 20338616), (16, 12711635), (20, 10169308), (40, 5084654), (80, 2542327)]