56339740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{541}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 122379264

約数和(自身を除く): 66039524

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 127, 164, 205, 254, 410, 508, 541, 635, 820, 1082, 1270, 2164, 2540, 2705, 5207, 5410, 10414, 10820, 20828, 22181, 26035, 44362, 52070, 68707, 88724, 104140, 110905, 137414, 221810, 274828, 343535, 443620, 687070, 1374140, 2816987, 5633974, 11267948, 14084935, 28169870, 56339740]

約数ペア:

[(1, 56339740), (2, 28169870), (4, 14084935), (5, 11267948), (10, 5633974), (20, 2816987), (41, 1374140), (82, 687070), (127, 443620), (164, 343535), (205, 274828), (254, 221810), (410, 137414), (508, 110905), (541, 104140), (635, 88724), (820, 68707), (1082, 52070), (1270, 44362), (2164, 26035), (2540, 22181), (2705, 20828), (5207, 10820), (5410, 10414)]