20163820880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{36006823}}^1$

素因数の和:36006843

約数の個数: 40

約数和(自身を含む): 53578154112

約数和(自身を除く): 33414333232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 36006823, 72013646, 144027292, 180034115, 252047761, 288054584, 360068230, 504095522, 576109168, 720136460, 1008191044, 1260238805, 1440272920, 2016382088, 2520477610, 2880545840, 4032764176, 5040955220, 10081910440, 20163820880]

約数ペア:

[(1, 20163820880), (2, 10081910440), (4, 5040955220), (5, 4032764176), (7, 2880545840), (8, 2520477610), (10, 2016382088), (14, 1440272920), (16, 1260238805), (20, 1008191044), (28, 720136460), (35, 576109168), (40, 504095522), (56, 360068230), (70, 288054584), (80, 252047761), (112, 180034115), (140, 144027292), (280, 72013646), (560, 36006823)]