405574832

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{10103}}^1$

素因数の和:10317

約数の個数: 40

約数和(自身を含む): 850716384

約数和(自身を除く): 445141552

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 193, 208, 386, 772, 1544, 2509, 3088, 5018, 10036, 10103, 20072, 20206, 40144, 40412, 80824, 131339, 161648, 262678, 525356, 1050712, 1949879, 2101424, 3899758, 7799516, 15599032, 25348427, 31198064, 50696854, 101393708, 202787416, 405574832]

約数ペア:

[(1, 405574832), (2, 202787416), (4, 101393708), (8, 50696854), (13, 31198064), (16, 25348427), (26, 15599032), (52, 7799516), (104, 3899758), (193, 2101424), (208, 1949879), (386, 1050712), (772, 525356), (1544, 262678), (2509, 161648), (3088, 131339), (5018, 80824), (10036, 40412), (10103, 40144), (20072, 20206)]