202895120

素因数分解:

$2^4\times 5^1\times {\mathrm{2536189}}^1$

素因数の和:2536202

約数の個数: 20

約数和(自身を含む): 471731340

約数和(自身を除く): 268836220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2536189, 5072378, 10144756, 12680945, 20289512, 25361890, 40579024, 50723780, 101447560, 202895120]

約数ペア:

[(1, 202895120), (2, 101447560), (4, 50723780), (5, 40579024), (8, 25361890), (10, 20289512), (16, 12680945), (20, 10144756), (40, 5072378), (80, 2536189)]