1488740

素因数分解:

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

素因数の和:188

約数の個数: 48

約数和(自身を含む): 3495744

約数和(自身を除く): 2007004

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 101, 110, 134, 202, 220, 268, 335, 404, 505, 670, 737, 1010, 1111, 1340, 1474, 2020, 2222, 2948, 3685, 4444, 5555, 6767, 7370, 11110, 13534, 14740, 22220, 27068, 33835, 67670, 74437, 135340, 148874, 297748, 372185, 744370, 1488740]

約数ペア:

[(1, 1488740), (2, 744370), (4, 372185), (5, 297748), (10, 148874), (11, 135340), (20, 74437), (22, 67670), (44, 33835), (55, 27068), (67, 22220), (101, 14740), (110, 13534), (134, 11110), (202, 7370), (220, 6767), (268, 5555), (335, 4444), (404, 3685), (505, 2948), (670, 2222), (737, 2020), (1010, 1474), (1111, 1340)]