11467720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:478

約数の個数: 64

約数和(自身を含む): 28641600

約数和(自身を除く): 17173880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 389, 440, 536, 670, 737, 778, 1340, 1474, 1556, 1945, 2680, 2948, 3112, 3685, 3890, 4279, 5896, 7370, 7780, 8558, 14740, 15560, 17116, 21395, 26063, 29480, 34232, 42790, 52126, 85580, 104252, 130315, 171160, 208504, 260630, 286693, 521260, 573386, 1042520, 1146772, 1433465, 2293544, 2866930, 5733860, 11467720]

約数ペア:

[(1, 11467720), (2, 5733860), (4, 2866930), (5, 2293544), (8, 1433465), (10, 1146772), (11, 1042520), (20, 573386), (22, 521260), (40, 286693), (44, 260630), (55, 208504), (67, 171160), (88, 130315), (110, 104252), (134, 85580), (220, 52126), (268, 42790), (335, 34232), (389, 29480), (440, 26063), (536, 21395), (670, 17116), (737, 15560), (778, 14740), (1340, 8558), (1474, 7780), (1556, 7370), (1945, 5896), (2680, 4279), (2948, 3890), (3112, 3685)]