1323550

素因数分解:

$2^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:372

約数の個数: 24

約数和(自身を含む): 2495376

約数和(自身を除く): 1171826

約数列:

[1, 2, 5, 10, 25, 50, 103, 206, 257, 514, 515, 1030, 1285, 2570, 2575, 5150, 6425, 12850, 26471, 52942, 132355, 264710, 661775, 1323550]

約数ペア:

[(1, 1323550), (2, 661775), (5, 264710), (10, 132355), (25, 52942), (50, 26471), (103, 12850), (206, 6425), (257, 5150), (514, 2575), (515, 2570), (1030, 1285)]