8889621040

素因数分解:

$2^4\times 5^1\times {\mathrm{233}}^1\times {\mathrm{476911}}^1$

素因数の和:477157

約数の個数: 40

約数和(自身を含む): 20757117888

約数和(自身を除く): 11867496848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 233, 466, 932, 1165, 1864, 2330, 3728, 4660, 9320, 18640, 476911, 953822, 1907644, 2384555, 3815288, 4769110, 7630576, 9538220, 19076440, 38152880, 111120263, 222240526, 444481052, 555601315, 888962104, 1111202630, 1777924208, 2222405260, 4444810520, 8889621040]

約数ペア:

[(1, 8889621040), (2, 4444810520), (4, 2222405260), (5, 1777924208), (8, 1111202630), (10, 888962104), (16, 555601315), (20, 444481052), (40, 222240526), (80, 111120263), (233, 38152880), (466, 19076440), (932, 9538220), (1165, 7630576), (1864, 4769110), (2330, 3815288), (3728, 2384555), (4660, 1907644), (9320, 953822), (18640, 476911)]