26312020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{26849}}^1$

素因数の和:26872

約数の個数: 36

約数和(自身を含む): 64278900

約数和(自身を除く): 37966880

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 26849, 53698, 107396, 134245, 187943, 268490, 375886, 536980, 751772, 939715, 1315601, 1879430, 2631202, 3758860, 5262404, 6578005, 13156010, 26312020]

約数ペア:

[(1, 26312020), (2, 13156010), (4, 6578005), (5, 5262404), (7, 3758860), (10, 2631202), (14, 1879430), (20, 1315601), (28, 939715), (35, 751772), (49, 536980), (70, 375886), (98, 268490), (140, 187943), (196, 134245), (245, 107396), (490, 53698), (980, 26849)]