12890810

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1367}}^1$

素因数の和:1438

約数の個数: 32

約数和(自身を含む): 24820992

約数和(自身を除く): 11930182

約数列:

[1, 2, 5, 10, 23, 41, 46, 82, 115, 205, 230, 410, 943, 1367, 1886, 2734, 4715, 6835, 9430, 13670, 31441, 56047, 62882, 112094, 157205, 280235, 314410, 560470, 1289081, 2578162, 6445405, 12890810]

約数ペア:

[(1, 12890810), (2, 6445405), (5, 2578162), (10, 1289081), (23, 560470), (41, 314410), (46, 280235), (82, 157205), (115, 112094), (205, 62882), (230, 56047), (410, 31441), (943, 13670), (1367, 9430), (1886, 6835), (2734, 4715)]