1618480

素因数分解:

$2^4\times 5^1\times {\mathrm{20231}}^1$

素因数の和:20244

約数の個数: 20

約数和(自身を含む): 3763152

約数和(自身を除く): 2144672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 20231, 40462, 80924, 101155, 161848, 202310, 323696, 404620, 809240, 1618480]

約数ペア:

[(1, 1618480), (2, 809240), (4, 404620), (5, 323696), (8, 202310), (10, 161848), (16, 101155), (20, 80924), (40, 40462), (80, 20231)]