56187880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{200671}}^1$

素因数の和:200689

約数の個数: 32

約数和(自身を含む): 144483840

約数和(自身を除く): 88295960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 200671, 401342, 802684, 1003355, 1404697, 1605368, 2006710, 2809394, 4013420, 5618788, 7023485, 8026840, 11237576, 14046970, 28093940, 56187880]

約数ペア:

[(1, 56187880), (2, 28093940), (4, 14046970), (5, 11237576), (7, 8026840), (8, 7023485), (10, 5618788), (14, 4013420), (20, 2809394), (28, 2006710), (35, 1605368), (40, 1404697), (56, 1003355), (70, 802684), (140, 401342), (280, 200671)]