201566060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{1063}}^1$

素因数の和:1590

約数の個数: 48

約数和(自身を含む): 446880000

約数和(自身を除く): 245313940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 499, 998, 1063, 1996, 2126, 2495, 4252, 4990, 5315, 9481, 9980, 10630, 18962, 20197, 21260, 37924, 40394, 47405, 80788, 94810, 100985, 189620, 201970, 403940, 530437, 1060874, 2121748, 2652185, 5304370, 10078303, 10608740, 20156606, 40313212, 50391515, 100783030, 201566060]

約数ペア:

[(1, 201566060), (2, 100783030), (4, 50391515), (5, 40313212), (10, 20156606), (19, 10608740), (20, 10078303), (38, 5304370), (76, 2652185), (95, 2121748), (190, 1060874), (380, 530437), (499, 403940), (998, 201970), (1063, 189620), (1996, 100985), (2126, 94810), (2495, 80788), (4252, 47405), (4990, 40394), (5315, 37924), (9481, 21260), (9980, 20197), (10630, 18962)]