27721000720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{49501787}}^1$

素因数の和:49501807

約数の個数: 40

約数和(自身を含む): 73658660544

約数和(自身を除く): 45937659824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 49501787, 99003574, 198007148, 247508935, 346512509, 396014296, 495017870, 693025018, 792028592, 990035740, 1386050036, 1732562545, 1980071480, 2772100072, 3465125090, 3960142960, 5544200144, 6930250180, 13860500360, 27721000720]

約数ペア:

[(1, 27721000720), (2, 13860500360), (4, 6930250180), (5, 5544200144), (7, 3960142960), (8, 3465125090), (10, 2772100072), (14, 1980071480), (16, 1732562545), (20, 1386050036), (28, 990035740), (35, 792028592), (40, 693025018), (56, 495017870), (70, 396014296), (80, 346512509), (112, 247508935), (140, 198007148), (280, 99003574), (560, 49501787)]