3960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1$

素因数の和:28

約数の個数: 48

約数和(自身を含む): 14040

約数和(自身を除く): 10080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960]

約数ペア:

[(1, 3960), (2, 1980), (3, 1320), (4, 990), (5, 792), (6, 660), (8, 495), (9, 440), (10, 396), (11, 360), (12, 330), (15, 264), (18, 220), (20, 198), (22, 180), (24, 165), (30, 132), (33, 120), (36, 110), (40, 99), (44, 90), (45, 88), (55, 72), (60, 66)]