2008201005

素因数分解:

$3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{93557}}^1$

素因数の和:93627

約数の個数: 40

約数和(自身を含む): 3667847832

約数和(自身を除く): 1659646827

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 81, 135, 159, 265, 405, 477, 795, 1431, 2385, 4293, 7155, 21465, 93557, 280671, 467785, 842013, 1403355, 2526039, 4210065, 4958521, 7578117, 12630195, 14875563, 24792605, 37890585, 44626689, 74377815, 133880067, 223133445, 401640201, 669400335, 2008201005]

約数ペア:

[(1, 2008201005), (3, 669400335), (5, 401640201), (9, 223133445), (15, 133880067), (27, 74377815), (45, 44626689), (53, 37890585), (81, 24792605), (135, 14875563), (159, 12630195), (265, 7578117), (405, 4958521), (477, 4210065), (795, 2526039), (1431, 1403355), (2385, 842013), (4293, 467785), (7155, 280671), (21465, 93557)]