23545840

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3307}}^1$

素因数の和:3409

約数の個数: 40

約数和(自身を含む): 55375920

約数和(自身を除く): 31830080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3307, 3560, 6614, 7120, 13228, 16535, 26456, 33070, 52912, 66140, 132280, 264560, 294323, 588646, 1177292, 1471615, 2354584, 2943230, 4709168, 5886460, 11772920, 23545840]

約数ペア:

[(1, 23545840), (2, 11772920), (4, 5886460), (5, 4709168), (8, 2943230), (10, 2354584), (16, 1471615), (20, 1177292), (40, 588646), (80, 294323), (89, 264560), (178, 132280), (356, 66140), (445, 52912), (712, 33070), (890, 26456), (1424, 16535), (1780, 13228), (3307, 7120), (3560, 6614)]