5321260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 12902400

約数和(自身を除く): 7581140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 191, 199, 382, 398, 764, 796, 955, 995, 1337, 1393, 1910, 1990, 2674, 2786, 3820, 3980, 5348, 5572, 6685, 6965, 13370, 13930, 26740, 27860, 38009, 76018, 152036, 190045, 266063, 380090, 532126, 760180, 1064252, 1330315, 2660630, 5321260]

約数ペア:

[(1, 5321260), (2, 2660630), (4, 1330315), (5, 1064252), (7, 760180), (10, 532126), (14, 380090), (20, 266063), (28, 190045), (35, 152036), (70, 76018), (140, 38009), (191, 27860), (199, 26740), (382, 13930), (398, 13370), (764, 6965), (796, 6685), (955, 5572), (995, 5348), (1337, 3980), (1393, 3820), (1910, 2786), (1990, 2674)]