2017105720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7203949}}^1$

素因数の和:7203967

約数の個数: 32

約数和(自身を含む): 5186844000

約数和(自身を除く): 3169738280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7203949, 14407898, 28815796, 36019745, 50427643, 57631592, 72039490, 100855286, 144078980, 201710572, 252138215, 288157960, 403421144, 504276430, 1008552860, 2017105720]

約数ペア:

[(1, 2017105720), (2, 1008552860), (4, 504276430), (5, 403421144), (7, 288157960), (8, 252138215), (10, 201710572), (14, 144078980), (20, 100855286), (28, 72039490), (35, 57631592), (40, 50427643), (56, 36019745), (70, 28815796), (140, 14407898), (280, 7203949)]