200731930

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{409657}}^1$

素因数の和:409678

約数の個数: 24

約数和(自身を含む): 420309108

約数和(自身を除く): 219577178

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 409657, 819314, 2048285, 2867599, 4096570, 5735198, 14337995, 20073193, 28675990, 40146386, 100365965, 200731930]

約数ペア:

[(1, 200731930), (2, 100365965), (5, 40146386), (7, 28675990), (10, 20073193), (14, 14337995), (35, 5735198), (49, 4096570), (70, 2867599), (98, 2048285), (245, 819314), (490, 409657)]