1258360

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:367

約数の個数: 32

約数和(自身を含む): 2863440

約数和(自身を除く): 1605080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 193, 326, 386, 652, 772, 815, 965, 1304, 1544, 1630, 1930, 3260, 3860, 6520, 7720, 31459, 62918, 125836, 157295, 251672, 314590, 629180, 1258360]

約数ペア:

[(1, 1258360), (2, 629180), (4, 314590), (5, 251672), (8, 157295), (10, 125836), (20, 62918), (40, 31459), (163, 7720), (193, 6520), (326, 3860), (386, 3260), (652, 1930), (772, 1630), (815, 1544), (965, 1304)]