204080590

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{416491}}^1$

素因数の和:416512

約数の個数: 24

約数和(自身を含む): 427320792

約数和(自身を除く): 223240202

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 416491, 832982, 2082455, 2915437, 4164910, 5830874, 14577185, 20408059, 29154370, 40816118, 102040295, 204080590]

約数ペア:

[(1, 204080590), (2, 102040295), (5, 40816118), (7, 29154370), (10, 20408059), (14, 14577185), (35, 5830874), (49, 4164910), (70, 2915437), (98, 2082455), (245, 832982), (490, 416491)]