2064980

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{463}}^1$

素因数の和:695

約数の個数: 24

約数和(自身を含む): 4365312

約数和(自身を除く): 2300332

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 463, 892, 926, 1115, 1852, 2230, 2315, 4460, 4630, 9260, 103249, 206498, 412996, 516245, 1032490, 2064980]

約数ペア:

[(1, 2064980), (2, 1032490), (4, 516245), (5, 412996), (10, 206498), (20, 103249), (223, 9260), (446, 4630), (463, 4460), (892, 2315), (926, 2230), (1115, 1852)]