2869580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 6988800

約数和(自身を除く): 4119220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 199, 206, 398, 412, 515, 721, 796, 995, 1030, 1393, 1442, 1990, 2060, 2786, 2884, 3605, 3980, 5572, 6965, 7210, 13930, 14420, 20497, 27860, 40994, 81988, 102485, 143479, 204970, 286958, 409940, 573916, 717395, 1434790, 2869580]

約数ペア:

[(1, 2869580), (2, 1434790), (4, 717395), (5, 573916), (7, 409940), (10, 286958), (14, 204970), (20, 143479), (28, 102485), (35, 81988), (70, 40994), (103, 27860), (140, 20497), (199, 14420), (206, 13930), (398, 7210), (412, 6965), (515, 5572), (721, 3980), (796, 3605), (995, 2884), (1030, 2786), (1393, 2060), (1442, 1990)]