99448820

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{27779}}^1$

素因数の和:27967

約数の個数: 24

約数和(自身を含む): 210016800

約数和(自身を除く): 110567980

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 27779, 55558, 111116, 138895, 277790, 555580, 4972441, 9944882, 19889764, 24862205, 49724410, 99448820]

約数ペア:

[(1, 99448820), (2, 49724410), (4, 24862205), (5, 19889764), (10, 9944882), (20, 4972441), (179, 555580), (358, 277790), (716, 138895), (895, 111116), (1790, 55558), (3580, 27779)]