1220051710

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{777103}}^1$

素因数の和:777267

約数の個数: 16

約数和(自身を含む): 2210083776

約数和(自身を除く): 990032066

約数列:

[1, 2, 5, 10, 157, 314, 785, 1570, 777103, 1554206, 3885515, 7771030, 122005171, 244010342, 610025855, 1220051710]

約数ペア:

[(1, 1220051710), (2, 610025855), (5, 244010342), (10, 122005171), (157, 7771030), (314, 3885515), (785, 1554206), (1570, 777103)]