12180880

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1423}}^1$

素因数の和:1543

約数の個数: 40

約数和(自身を含む): 28605312

約数和(自身を除く): 16424432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1423, 1712, 2140, 2846, 4280, 5692, 7115, 8560, 11384, 14230, 22768, 28460, 56920, 113840, 152261, 304522, 609044, 761305, 1218088, 1522610, 2436176, 3045220, 6090440, 12180880]

約数ペア:

[(1, 12180880), (2, 6090440), (4, 3045220), (5, 2436176), (8, 1522610), (10, 1218088), (16, 761305), (20, 609044), (40, 304522), (80, 152261), (107, 113840), (214, 56920), (428, 28460), (535, 22768), (856, 14230), (1070, 11384), (1423, 8560), (1712, 7115), (2140, 5692), (2846, 4280)]