3939759890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2549}}^1\times {\mathrm{14051}}^1$

素因数の和:16618

約数の個数: 32

約数和(自身を含む): 7739841600

約数和(自身を除く): 3800081710

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 2549, 5098, 12745, 14051, 25490, 28039, 28102, 56078, 70255, 140195, 140510, 154561, 280390, 309122, 772805, 1545610, 35815999, 71631998, 179079995, 358159990, 393975989, 787951978, 1969879945, 3939759890]

約数ペア:

[(1, 3939759890), (2, 1969879945), (5, 787951978), (10, 393975989), (11, 358159990), (22, 179079995), (55, 71631998), (110, 35815999), (2549, 1545610), (5098, 772805), (12745, 309122), (14051, 280390), (25490, 154561), (28039, 140510), (28102, 140195), (56078, 70255)]