2977480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 7490880

約数和(自身を除く): 4513400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 101, 110, 134, 202, 220, 268, 335, 404, 440, 505, 536, 670, 737, 808, 1010, 1111, 1340, 1474, 2020, 2222, 2680, 2948, 3685, 4040, 4444, 5555, 5896, 6767, 7370, 8888, 11110, 13534, 14740, 22220, 27068, 29480, 33835, 44440, 54136, 67670, 74437, 135340, 148874, 270680, 297748, 372185, 595496, 744370, 1488740, 2977480]

約数ペア:

[(1, 2977480), (2, 1488740), (4, 744370), (5, 595496), (8, 372185), (10, 297748), (11, 270680), (20, 148874), (22, 135340), (40, 74437), (44, 67670), (55, 54136), (67, 44440), (88, 33835), (101, 29480), (110, 27068), (134, 22220), (202, 14740), (220, 13534), (268, 11110), (335, 8888), (404, 7370), (440, 6767), (505, 5896), (536, 5555), (670, 4444), (737, 4040), (808, 3685), (1010, 2948), (1111, 2680), (1340, 2222), (1474, 2020)]