12916487890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1369723}}^1$

素因数の和:1369794

約数の個数: 32

約数和(自身を含む): 24852272256

約数和(自身を除く): 11935784366

約数列:

[1, 2, 5, 10, 23, 41, 46, 82, 115, 205, 230, 410, 943, 1886, 4715, 9430, 1369723, 2739446, 6848615, 13697230, 31503629, 56158643, 63007258, 112317286, 157518145, 280793215, 315036290, 561586430, 1291648789, 2583297578, 6458243945, 12916487890]

約数ペア:

[(1, 12916487890), (2, 6458243945), (5, 2583297578), (10, 1291648789), (23, 561586430), (41, 315036290), (46, 280793215), (82, 157518145), (115, 112317286), (205, 63007258), (230, 56158643), (410, 31503629), (943, 13697230), (1886, 6848615), (4715, 2739446), (9430, 1369723)]