247065940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{10303}}^1$

素因数の和:10432

約数の個数: 48

約数和(自身を含む): 571253760

約数和(自身を除く): 324187820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 436, 545, 1090, 1199, 2180, 2398, 4796, 5995, 10303, 11990, 20606, 23980, 41212, 51515, 103030, 113333, 206060, 226666, 453332, 566665, 1123027, 1133330, 2246054, 2266660, 4492108, 5615135, 11230270, 12353297, 22460540, 24706594, 49413188, 61766485, 123532970, 247065940]

約数ペア:

[(1, 247065940), (2, 123532970), (4, 61766485), (5, 49413188), (10, 24706594), (11, 22460540), (20, 12353297), (22, 11230270), (44, 5615135), (55, 4492108), (109, 2266660), (110, 2246054), (218, 1133330), (220, 1123027), (436, 566665), (545, 453332), (1090, 226666), (1199, 206060), (2180, 113333), (2398, 103030), (4796, 51515), (5995, 41212), (10303, 23980), (11990, 20606)]