10989260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{18947}}^1$

素因数の和:18985

約数の個数: 24

約数和(自身を含む): 23874480

約数和(自身を除く): 12885220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 18947, 37894, 75788, 94735, 189470, 378940, 549463, 1098926, 2197852, 2747315, 5494630, 10989260]

約数ペア:

[(1, 10989260), (2, 5494630), (4, 2747315), (5, 2197852), (10, 1098926), (20, 549463), (29, 378940), (58, 189470), (116, 94735), (145, 75788), (290, 37894), (580, 18947)]