1249202540

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{601}}^1\times {\mathrm{1009}}^1$

素因数の和:1722

約数の個数: 48

約数和(自身を含む): 2655831360

約数和(自身を除く): 1406628820

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 601, 1009, 1030, 1202, 2018, 2060, 2404, 3005, 4036, 5045, 6010, 10090, 12020, 20180, 61903, 103927, 123806, 207854, 247612, 309515, 415708, 519635, 606409, 619030, 1039270, 1212818, 1238060, 2078540, 2425636, 3032045, 6064090, 12128180, 62460127, 124920254, 249840508, 312300635, 624601270, 1249202540]

約数ペア:

[(1, 1249202540), (2, 624601270), (4, 312300635), (5, 249840508), (10, 124920254), (20, 62460127), (103, 12128180), (206, 6064090), (412, 3032045), (515, 2425636), (601, 2078540), (1009, 1238060), (1030, 1212818), (1202, 1039270), (2018, 619030), (2060, 606409), (2404, 519635), (3005, 415708), (4036, 309515), (5045, 247612), (6010, 207854), (10090, 123806), (12020, 103927), (20180, 61903)]