6744280

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1213}}^1$

素因数の和:1363

約数の個数: 32

約数和(自身を含む): 15296400

約数和(自身を除く): 8552120

約数列:

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

約数ペア:

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