858871880

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{200671}}^1$

素因数の和:200789

約数の個数: 32

約数和(自身を含む): 1950531840

約数和(自身を除く): 1091659960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 200671, 401342, 802684, 1003355, 1605368, 2006710, 4013420, 8026840, 21471797, 42943594, 85887188, 107358985, 171774376, 214717970, 429435940, 858871880]

約数ペア:

[(1, 858871880), (2, 429435940), (4, 214717970), (5, 171774376), (8, 107358985), (10, 85887188), (20, 42943594), (40, 21471797), (107, 8026840), (214, 4013420), (428, 2006710), (535, 1605368), (856, 1003355), (1070, 802684), (2140, 401342), (4280, 200671)]