8165960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 20416320

約数和(自身を除く): 12250360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 277, 335, 440, 536, 554, 670, 737, 1108, 1340, 1385, 1474, 2216, 2680, 2770, 2948, 3047, 3685, 5540, 5896, 6094, 7370, 11080, 12188, 14740, 15235, 18559, 24376, 29480, 30470, 37118, 60940, 74236, 92795, 121880, 148472, 185590, 204149, 371180, 408298, 742360, 816596, 1020745, 1633192, 2041490, 4082980, 8165960]

約数ペア:

[(1, 8165960), (2, 4082980), (4, 2041490), (5, 1633192), (8, 1020745), (10, 816596), (11, 742360), (20, 408298), (22, 371180), (40, 204149), (44, 185590), (55, 148472), (67, 121880), (88, 92795), (110, 74236), (134, 60940), (220, 37118), (268, 30470), (277, 29480), (335, 24376), (440, 18559), (536, 15235), (554, 14740), (670, 12188), (737, 11080), (1108, 7370), (1340, 6094), (1385, 5896), (1474, 5540), (2216, 3685), (2680, 3047), (2770, 2948)]