1058840

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 2414880

約数和(自身を除く): 1356040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 257, 412, 514, 515, 824, 1028, 1030, 1285, 2056, 2060, 2570, 4120, 5140, 10280, 26471, 52942, 105884, 132355, 211768, 264710, 529420, 1058840]

約数ペア:

[(1, 1058840), (2, 529420), (4, 264710), (5, 211768), (8, 132355), (10, 105884), (20, 52942), (40, 26471), (103, 10280), (206, 5140), (257, 4120), (412, 2570), (514, 2060), (515, 2056), (824, 1285), (1028, 1030)]