38126680

素因数分解:

$2^3\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1487}}^1$

素因数の和:2139

約数の個数: 32

約数和(自身を含む): 85976640

約数和(自身を除く): 47849960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 641, 1282, 1487, 2564, 2974, 3205, 5128, 5948, 6410, 7435, 11896, 12820, 14870, 25640, 29740, 59480, 953167, 1906334, 3812668, 4765835, 7625336, 9531670, 19063340, 38126680]

約数ペア:

[(1, 38126680), (2, 19063340), (4, 9531670), (5, 7625336), (8, 4765835), (10, 3812668), (20, 1906334), (40, 953167), (641, 59480), (1282, 29740), (1487, 25640), (2564, 14870), (2974, 12820), (3205, 11896), (5128, 7435), (5948, 6410)]