2049400

素因数分解:

$2^3\times 5^2\times {\mathrm{10247}}^1$

素因数の和:10263

約数の個数: 24

約数和(自身を含む): 4765320

約数和(自身を除く): 2715920

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 10247, 20494, 40988, 51235, 81976, 102470, 204940, 256175, 409880, 512350, 1024700, 2049400]

約数ペア:

[(1, 2049400), (2, 1024700), (4, 512350), (5, 409880), (8, 256175), (10, 204940), (20, 102470), (25, 81976), (40, 51235), (50, 40988), (100, 20494), (200, 10247)]