5120360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{18287}}^1$

素因数の和:18305

約数の個数: 32

約数和(自身を含む): 13167360

約数和(自身を除く): 8047000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 18287, 36574, 73148, 91435, 128009, 146296, 182870, 256018, 365740, 512036, 640045, 731480, 1024072, 1280090, 2560180, 5120360]

約数ペア:

[(1, 5120360), (2, 2560180), (4, 1280090), (5, 1024072), (7, 731480), (8, 640045), (10, 512036), (14, 365740), (20, 256018), (28, 182870), (35, 146296), (40, 128009), (56, 91435), (70, 73148), (140, 36574), (280, 18287)]