1121412880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{2002523}}^1$

素因数の和:2002543

約数の個数: 40

約数和(自身を含む): 2979755712

約数和(自身を除く): 1858342832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 2002523, 4005046, 8010092, 10012615, 14017661, 16020184, 20025230, 28035322, 32040368, 40050460, 56070644, 70088305, 80100920, 112141288, 140176610, 160201840, 224282576, 280353220, 560706440, 1121412880]

約数ペア:

[(1, 1121412880), (2, 560706440), (4, 280353220), (5, 224282576), (7, 160201840), (8, 140176610), (10, 112141288), (14, 80100920), (16, 70088305), (20, 56070644), (28, 40050460), (35, 32040368), (40, 28035322), (56, 20025230), (70, 16020184), (80, 14017661), (112, 10012615), (140, 8010092), (280, 4005046), (560, 2002523)]