8713840

素因数分解:

$2^4\times 5^1\times {\mathrm{108923}}^1$

素因数の和:108936

約数の個数: 20

約数和(自身を含む): 20259864

約数和(自身を除く): 11546024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 108923, 217846, 435692, 544615, 871384, 1089230, 1742768, 2178460, 4356920, 8713840]

約数ペア:

[(1, 8713840), (2, 4356920), (4, 2178460), (5, 1742768), (8, 1089230), (10, 871384), (16, 544615), (20, 435692), (40, 217846), (80, 108923)]