38987860

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{36781}}^1$

素因数の和:36843

約数の個数: 24

約数和(自身を含む): 83421576

約数和(自身を除く): 44433716

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 36781, 73562, 147124, 183905, 367810, 735620, 1949393, 3898786, 7797572, 9746965, 19493930, 38987860]

約数ペア:

[(1, 38987860), (2, 19493930), (4, 9746965), (5, 7797572), (10, 3898786), (20, 1949393), (53, 735620), (106, 367810), (212, 183905), (265, 147124), (530, 73562), (1060, 36781)]