27740680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{941}}^1$

素因数の和:1030

約数の個数: 64

約数和(自身を含む): 69180480

約数和(自身を除く): 41439800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 440, 536, 670, 737, 941, 1340, 1474, 1882, 2680, 2948, 3685, 3764, 4705, 5896, 7370, 7528, 9410, 10351, 14740, 18820, 20702, 29480, 37640, 41404, 51755, 63047, 82808, 103510, 126094, 207020, 252188, 315235, 414040, 504376, 630470, 693517, 1260940, 1387034, 2521880, 2774068, 3467585, 5548136, 6935170, 13870340, 27740680]

約数ペア:

[(1, 27740680), (2, 13870340), (4, 6935170), (5, 5548136), (8, 3467585), (10, 2774068), (11, 2521880), (20, 1387034), (22, 1260940), (40, 693517), (44, 630470), (55, 504376), (67, 414040), (88, 315235), (110, 252188), (134, 207020), (220, 126094), (268, 103510), (335, 82808), (440, 63047), (536, 51755), (670, 41404), (737, 37640), (941, 29480), (1340, 20702), (1474, 18820), (1882, 14740), (2680, 10351), (2948, 9410), (3685, 7528), (3764, 7370), (4705, 5896)]