10240720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{18287}}^1$

素因数の和:18307

約数の個数: 40

約数和(自身を含む): 27212544

約数和(自身を除く): 16971824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 18287, 36574, 73148, 91435, 128009, 146296, 182870, 256018, 292592, 365740, 512036, 640045, 731480, 1024072, 1280090, 1462960, 2048144, 2560180, 5120360, 10240720]

約数ペア:

[(1, 10240720), (2, 5120360), (4, 2560180), (5, 2048144), (7, 1462960), (8, 1280090), (10, 1024072), (14, 731480), (16, 640045), (20, 512036), (28, 365740), (35, 292592), (40, 256018), (56, 182870), (70, 146296), (80, 128009), (112, 91435), (140, 73148), (280, 36574), (560, 18287)]