8744060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{199}}^1$

素因数の和:247

約数の個数: 48

約数和(自身を含む): 19992000

約数和(自身を除く): 11247940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 199, 260, 338, 398, 676, 796, 845, 995, 1690, 1990, 2197, 2587, 3380, 3980, 4394, 5174, 8788, 10348, 10985, 12935, 21970, 25870, 33631, 43940, 51740, 67262, 134524, 168155, 336310, 437203, 672620, 874406, 1748812, 2186015, 4372030, 8744060]

約数ペア:

[(1, 8744060), (2, 4372030), (4, 2186015), (5, 1748812), (10, 874406), (13, 672620), (20, 437203), (26, 336310), (52, 168155), (65, 134524), (130, 67262), (169, 51740), (199, 43940), (260, 33631), (338, 25870), (398, 21970), (676, 12935), (796, 10985), (845, 10348), (995, 8788), (1690, 5174), (1990, 4394), (2197, 3980), (2587, 3380)]