200408530

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{408997}}^1$

素因数の和:409018

約数の個数: 24

約数和(自身を含む): 419631948

約数和(自身を除く): 219223418

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 408997, 817994, 2044985, 2862979, 4089970, 5725958, 14314895, 20040853, 28629790, 40081706, 100204265, 200408530]

約数ペア:

[(1, 200408530), (2, 100204265), (5, 40081706), (7, 28629790), (10, 20040853), (14, 14314895), (35, 5725958), (49, 4089970), (70, 2862979), (98, 2044985), (245, 817994), (490, 408997)]