13488560

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1213}}^1$

素因数の和:1365

約数の個数: 40

約数和(自身を含む): 31612560

約数和(自身を除く): 18124000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1213, 1390, 2224, 2426, 2780, 4852, 5560, 6065, 9704, 11120, 12130, 19408, 24260, 48520, 97040, 168607, 337214, 674428, 843035, 1348856, 1686070, 2697712, 3372140, 6744280, 13488560]

約数ペア:

[(1, 13488560), (2, 6744280), (4, 3372140), (5, 2697712), (8, 1686070), (10, 1348856), (16, 843035), (20, 674428), (40, 337214), (80, 168607), (139, 97040), (278, 48520), (556, 24260), (695, 19408), (1112, 12130), (1213, 11120), (1390, 9704), (2224, 6065), (2426, 5560), (2780, 4852)]