11772920

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3307}}^1$

素因数の和:3407

約数の個数: 32

約数和(自身を含む): 26794800

約数和(自身を除く): 15021880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3307, 3560, 6614, 13228, 16535, 26456, 33070, 66140, 132280, 294323, 588646, 1177292, 1471615, 2354584, 2943230, 5886460, 11772920]

約数ペア:

[(1, 11772920), (2, 5886460), (4, 2943230), (5, 2354584), (8, 1471615), (10, 1177292), (20, 588646), (40, 294323), (89, 132280), (178, 66140), (356, 33070), (445, 26456), (712, 16535), (890, 13228), (1780, 6614), (3307, 3560)]