87923060

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{31627}}^1$

素因数の和:31775

約数の個数: 24

約数和(自身を含む): 185972640

約数和(自身を除く): 98049580

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 31627, 63254, 126508, 158135, 316270, 632540, 4396153, 8792306, 17584612, 21980765, 43961530, 87923060]

約数ペア:

[(1, 87923060), (2, 43961530), (4, 21980765), (5, 17584612), (10, 8792306), (20, 4396153), (139, 632540), (278, 316270), (556, 158135), (695, 126508), (1390, 63254), (2780, 31627)]