188746180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{3863}}^1$

素因数の和:4228

約数の個数: 48

約数和(自身を含む): 454406400

約数和(自身を除く): 265660220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 349, 698, 1396, 1745, 2443, 3490, 3863, 4886, 6980, 7726, 9772, 12215, 15452, 19315, 24430, 27041, 38630, 48860, 54082, 77260, 108164, 135205, 270410, 540820, 1348187, 2696374, 5392748, 6740935, 9437309, 13481870, 18874618, 26963740, 37749236, 47186545, 94373090, 188746180]

約数ペア:

[(1, 188746180), (2, 94373090), (4, 47186545), (5, 37749236), (7, 26963740), (10, 18874618), (14, 13481870), (20, 9437309), (28, 6740935), (35, 5392748), (70, 2696374), (140, 1348187), (349, 540820), (698, 270410), (1396, 135205), (1745, 108164), (2443, 77260), (3490, 54082), (3863, 48860), (4886, 38630), (6980, 27041), (7726, 24430), (9772, 19315), (12215, 15452)]