8671280

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1013}}^1$

素因数の和:1133

約数の個数: 40

約数和(自身を含む): 20369232

約数和(自身を除く): 11697952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1013, 1070, 1712, 2026, 2140, 4052, 4280, 5065, 8104, 8560, 10130, 16208, 20260, 40520, 81040, 108391, 216782, 433564, 541955, 867128, 1083910, 1734256, 2167820, 4335640, 8671280]

約数ペア:

[(1, 8671280), (2, 4335640), (4, 2167820), (5, 1734256), (8, 1083910), (10, 867128), (16, 541955), (20, 433564), (40, 216782), (80, 108391), (107, 81040), (214, 40520), (428, 20260), (535, 16208), (856, 10130), (1013, 8560), (1070, 8104), (1712, 5065), (2026, 4280), (2140, 4052)]